Finding the Fourth Proportional to 42,490.38, 63,610.96 and 29,796.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,490.38 : 63,610.96 = 29,796.12 : x
2. Step 2: Convert to fraction form
   42,490.38/63,610.96 = 29,796.12/x
3. Step 3: Cross multiply
   42,490.38x = 63,610.96 × 29,796.12
4. Step 4: Simplify right side
   42,490.38x = 1,895,359,797.48
5. Step 5: Solve for x
   x = 1,895,359,797.48/42,490.38
6. Step 6: Final answer
   x = 44,606.80