Finding the Fourth Proportional to 1,665,447,150,877.80, 2,297,471,217,860.20 and 1,087,721,843,476.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,447,150,877.80 : 2,297,471,217,860.20 = 1,087,721,843,476.10 : x
2. Step 2: Convert to fraction form
   1,665,447,150,877.80/2,297,471,217,860.20 = 1,087,721,843,476.10/x
3. Step 3: Cross multiply
   1,665,447,150,877.80x = 2,297,471,217,860.20 × 1,087,721,843,476.10
4. Step 4: Simplify right side
   1,665,447,150,877.80x = 2,499,009,628,424,177,725,734,912
5. Step 5: Solve for x
   x = 2,499,009,628,424,177,725,734,912/1,665,447,150,877.80
6. Step 6: Final answer
   x = 1,500,503,709,833.74