Finding the Fourth Proportional to 42,318.81, 58,401.95 and 23,456.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,318.81 : 58,401.95 = 23,456.25 : x
2. Step 2: Convert to fraction form
   42,318.81/58,401.95 = 23,456.25/x
3. Step 3: Cross multiply
   42,318.81x = 58,401.95 × 23,456.25
4. Step 4: Simplify right side
   42,318.81x = 1,369,890,622.41
5. Step 5: Solve for x
   x = 1,369,890,622.41/42,318.81
6. Step 6: Final answer
   x = 32,370.73