Finding the Fourth Proportional to 42,022.86, 58,020.06 and 29,425.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.86 : 58,020.06 = 29,425.74 : x
2. Step 2: Convert to fraction form
   42,022.86/58,020.06 = 29,425.74/x
3. Step 3: Cross multiply
   42,022.86x = 58,020.06 × 29,425.74
4. Step 4: Simplify right side
   42,022.86x = 1,707,283,200.34
5. Step 5: Solve for x
   x = 1,707,283,200.34/42,022.86
6. Step 6: Final answer
   x = 40,627.49