Finding the Fourth Proportional to 1,298,867.34, 1,792,439.52 and 725,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,867.34 : 1,792,439.52 = 725,907.50 : x
2. Step 2: Convert to fraction form
   1,298,867.34/1,792,439.52 = 725,907.50/x
3. Step 3: Cross multiply
   1,298,867.34x = 1,792,439.52 × 725,907.50
4. Step 4: Simplify right side
   1,298,867.34x = 1,301,145,281,902.20
5. Step 5: Solve for x
   x = 1,301,145,281,902.20/1,298,867.34
6. Step 6: Final answer
   x = 1,001,753.79