Finding the Fourth Proportional to 1,298,806.62, 1,792,432.71 and 725,892.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,806.62 : 1,792,432.71 = 725,892.54 : x
2. Step 2: Convert to fraction form
   1,298,806.62/1,792,432.71 = 725,892.54/x
3. Step 3: Cross multiply
   1,298,806.62x = 1,792,432.71 × 725,892.54
4. Step 4: Simplify right side
   1,298,806.62x = 1,301,113,532,640.98
5. Step 5: Solve for x
   x = 1,301,113,532,640.98/1,298,806.62
6. Step 6: Final answer
   x = 1,001,776.18