Finding the Fourth Proportional to 2,012,725.50, 2,777,561.19 and 1,107,288.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,725.50 : 2,777,561.19 = 1,107,288.06 : x
2. Step 2: Convert to fraction form
   2,012,725.50/2,777,561.19 = 1,107,288.06/x
3. Step 3: Cross multiply
   2,012,725.50x = 2,777,561.19 × 1,107,288.06
4. Step 4: Simplify right side
   2,012,725.50x = 3,075,560,341,606.39
5. Step 5: Solve for x
   x = 3,075,560,341,606.39/2,012,725.50
6. Step 6: Final answer
   x = 1,528,057.52