Finding the Fourth Proportional to 1,298,730.34, 1,792,216.83 and 725,881.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,730.34 : 1,792,216.83 = 725,881.26 : x
2. Step 2: Convert to fraction form
   1,298,730.34/1,792,216.83 = 725,881.26/x
3. Step 3: Cross multiply
   1,298,730.34x = 1,792,216.83 × 725,881.26
4. Step 4: Simplify right side
   1,298,730.34x = 1,300,936,610,753.61
5. Step 5: Solve for x
   x = 1,300,936,610,753.61/1,298,730.34
6. Step 6: Final answer
   x = 1,001,698.79