Finding the Fourth Proportional to 1,298,870.52, 1,792,443.92 and 725,910.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,870.52 : 1,792,443.92 = 725,910.68 : x
2. Step 2: Convert to fraction form
   1,298,870.52/1,792,443.92 = 725,910.68/x
3. Step 3: Cross multiply
   1,298,870.52x = 1,792,443.92 × 725,910.68
4. Step 4: Simplify right side
   1,298,870.52x = 1,301,154,184,829.07
5. Step 5: Solve for x
   x = 1,301,154,184,829.07/1,298,870.52
6. Step 6: Final answer
   x = 1,001,758.19