Finding the Fourth Proportional to 42,283.29, 58,354.89 and 23,420.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,283.29 : 58,354.89 = 23,420.43 : x
2. Step 2: Convert to fraction form
   42,283.29/58,354.89 = 23,420.43/x
3. Step 3: Cross multiply
   42,283.29x = 58,354.89 × 23,420.43
4. Step 4: Simplify right side
   42,283.29x = 1,366,696,616.40
5. Step 5: Solve for x
   x = 1,366,696,616.40/42,283.29
6. Step 6: Final answer
   x = 32,322.38