Finding the Fourth Proportional to 2,610,540, 3,915,810 and 927,709.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610,540 : 3,915,810 = 927,709.92 : x
2. Step 2: Convert to fraction form
   2,610,540/3,915,810 = 927,709.92/x
3. Step 3: Cross multiply
   2,610,540x = 3,915,810 × 927,709.92
4. Step 4: Simplify right side
   2,610,540x = 3,632,735,781,835.20
5. Step 5: Solve for x
   x = 3,632,735,781,835.20/2,610,540
6. Step 6: Final answer
   x = 1,391,564.88