Finding the Fourth Proportional to 42,081.75, 58,072.82 and 23,218.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,081.75 : 58,072.82 = 23,218.88 : x
2. Step 2: Convert to fraction form
   42,081.75/58,072.82 = 23,218.88/x
3. Step 3: Cross multiply
   42,081.75x = 58,072.82 × 23,218.88
4. Step 4: Simplify right side
   42,081.75x = 1,348,385,432.38
5. Step 5: Solve for x
   x = 1,348,385,432.38/42,081.75
6. Step 6: Final answer
   x = 32,042.05