Finding the Fourth Proportional to 42,212.27, 58,250.75 and 23,088.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,212.27 : 58,250.75 = 23,088.31 : x
2. Step 2: Convert to fraction form
   42,212.27/58,250.75 = 23,088.31/x
3. Step 3: Cross multiply
   42,212.27x = 58,250.75 × 23,088.31
4. Step 4: Simplify right side
   42,212.27x = 1,344,911,112.66
5. Step 5: Solve for x
   x = 1,344,911,112.66/42,212.27
6. Step 6: Final answer
   x = 31,860.67