Finding the Fourth Proportional to 42,042.22, 63,061.50 and 10,451.61

Step by Step Solution

1. Step 1: Write the proportion equation
   42,042.22 : 63,061.50 = 10,451.61 : x
2. Step 2: Convert to fraction form
   42,042.22/63,061.50 = 10,451.61/x
3. Step 3: Cross multiply
   42,042.22x = 63,061.50 × 10,451.61
4. Step 4: Simplify right side
   42,042.22x = 659,094,204.02
5. Step 5: Solve for x
   x = 659,094,204.02/42,042.22
6. Step 6: Final answer
   x = 15,676.96