Finding the Fourth Proportional to 1,713,061.32, 2,569,916.41 and 688,471.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,713,061.32 : 2,569,916.41 = 688,471.21 : x
2. Step 2: Convert to fraction form
   1,713,061.32/2,569,916.41 = 688,471.21/x
3. Step 3: Cross multiply
   1,713,061.32x = 2,569,916.41 × 688,471.21
4. Step 4: Simplify right side
   1,713,061.32x = 1,769,313,465,755.42
5. Step 5: Solve for x
   x = 1,769,313,465,755.42/1,713,061.32
6. Step 6: Final answer
   x = 1,032,837.20