Finding the Fourth Proportional to 1,092,132.72, 1,507,218.84 and 662,430.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092,132.72 : 1,507,218.84 = 662,430.96 : x
2. Step 2: Convert to fraction form
   1,092,132.72/1,507,218.84 = 662,430.96/x
3. Step 3: Cross multiply
   1,092,132.72x = 1,507,218.84 × 662,430.96
4. Step 4: Simplify right side
   1,092,132.72x = 998,428,423,111.29
5. Step 5: Solve for x
   x = 998,428,423,111.29/1,092,132.72
6. Step 6: Final answer
   x = 914,200.63