Finding the Fourth Proportional to 42,959.34, 59,149.17 and 39,022.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,959.34 : 59,149.17 = 39,022.74 : x
2. Step 2: Convert to fraction form
   42,959.34/59,149.17 = 39,022.74/x
3. Step 3: Cross multiply
   42,959.34x = 59,149.17 × 39,022.74
4. Step 4: Simplify right side
   42,959.34x = 2,308,162,682.13
5. Step 5: Solve for x
   x = 2,308,162,682.13/42,959.34
6. Step 6: Final answer
   x = 53,729.01