Finding the Fourth Proportional to 42,208.71, 58,248.40 and 23,088.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,208.71 : 58,248.40 = 23,088.10 : x
2. Step 2: Convert to fraction form
   42,208.71/58,248.40 = 23,088.10/x
3. Step 3: Cross multiply
   42,208.71x = 58,248.40 × 23,088.10
4. Step 4: Simplify right side
   42,208.71x = 1,344,844,884.04
5. Step 5: Solve for x
   x = 1,344,844,884.04/42,208.71
6. Step 6: Final answer
   x = 31,861.79