Finding the Fourth Proportional to 1,665,447,150,872.80, 2,297,471,217,853.20 and 1,087,721,843,471.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,447,150,872.80 : 2,297,471,217,853.20 = 1,087,721,843,471.10 : x
2. Step 2: Convert to fraction form
   1,665,447,150,872.80/2,297,471,217,853.20 = 1,087,721,843,471.10/x
3. Step 3: Cross multiply
   1,665,447,150,872.80x = 2,297,471,217,853.20 × 1,087,721,843,471.10
4. Step 4: Simplify right side
   1,665,447,150,872.80x = 2,499,009,628,405,075,858,685,952
5. Step 5: Solve for x
   x = 2,499,009,628,405,075,858,685,952/1,665,447,150,872.80
6. Step 6: Final answer
   x = 1,500,503,709,826.78