Finding the Fourth Proportional to 1,516,417.50, 2,092,657.38 and 972,551.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516,417.50 : 2,092,657.38 = 972,551.61 : x
2. Step 2: Convert to fraction form
   1,516,417.50/2,092,657.38 = 972,551.61/x
3. Step 3: Cross multiply
   1,516,417.50x = 2,092,657.38 × 972,551.61
4. Step 4: Simplify right side
   1,516,417.50x = 2,035,217,300,450.31
5. Step 5: Solve for x
   x = 2,035,217,300,450.31/1,516,417.50
6. Step 6: Final answer
   x = 1,342,122.00