Finding the Fourth Proportional to 42,081.12, 58,071.60 and 23,218.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,081.12 : 58,071.60 = 23,218.38 : x
2. Step 2: Convert to fraction form
   42,081.12/58,071.60 = 23,218.38/x
3. Step 3: Cross multiply
   42,081.12x = 58,071.60 × 23,218.38
4. Step 4: Simplify right side
   42,081.12x = 1,348,328,476.01
5. Step 5: Solve for x
   x = 1,348,328,476.01/42,081.12
6. Step 6: Final answer
   x = 32,041.17