Finding the Fourth Proportional to 1,404,899.92, 2,105,221.20 and 929,883.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,899.92 : 2,105,221.20 = 929,883.52 : x
2. Step 2: Convert to fraction form
   1,404,899.92/2,105,221.20 = 929,883.52/x
3. Step 3: Cross multiply
   1,404,899.92x = 2,105,221.20 × 929,883.52
4. Step 4: Simplify right side
   1,404,899.92x = 1,957,610,499,834.62
5. Step 5: Solve for x
   x = 1,957,610,499,834.62/1,404,899.92
6. Step 6: Final answer
   x = 1,393,416.34