Finding the Fourth Proportional to 42,162.52, 63,247.50 and 10,998.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,162.52 : 63,247.50 = 10,998.04 : x
2. Step 2: Convert to fraction form
   42,162.52/63,247.50 = 10,998.04/x
3. Step 3: Cross multiply
   42,162.52x = 63,247.50 × 10,998.04
4. Step 4: Simplify right side
   42,162.52x = 695,598,534.90
5. Step 5: Solve for x
   x = 695,598,534.90/42,162.52
6. Step 6: Final answer
   x = 16,498.03