Finding the Fourth Proportional to 42,039.66, 58,014.72 and 23,177.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,039.66 : 58,014.72 = 23,177.10 : x
2. Step 2: Convert to fraction form
   42,039.66/58,014.72 = 23,177.10/x
3. Step 3: Cross multiply
   42,039.66x = 58,014.72 × 23,177.10
4. Step 4: Simplify right side
   42,039.66x = 1,344,612,966.91
5. Step 5: Solve for x
   x = 1,344,612,966.91/42,039.66
6. Step 6: Final answer
   x = 31,984.39