Finding the Fourth Proportional to 1,298,726.42, 1,792,182.39 and 725,761.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,726.42 : 1,792,182.39 = 725,761.58 : x
2. Step 2: Convert to fraction form
   1,298,726.42/1,792,182.39 = 725,761.58/x
3. Step 3: Cross multiply
   1,298,726.42x = 1,792,182.39 × 725,761.58
4. Step 4: Simplify right side
   1,298,726.42x = 1,300,697,123,014.58
5. Step 5: Solve for x
   x = 1,300,697,123,014.58/1,298,726.42
6. Step 6: Final answer
   x = 1,001,517.41