Finding the Fourth Proportional to 3,507.92, 5,260.98 and 1,042.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507.92 : 5,260.98 = 1,042.17 : x
2. Step 2: Convert to fraction form
   3,507.92/5,260.98 = 1,042.17/x
3. Step 3: Cross multiply
   3,507.92x = 5,260.98 × 1,042.17
4. Step 4: Simplify right side
   3,507.92x = 5,482,835.53
5. Step 5: Solve for x
   x = 5,482,835.53/3,507.92
6. Step 6: Final answer
   x = 1,562.99