Finding the Fourth Proportional to 42,311.30, 58,391.55 and 23,448.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,311.30 : 58,391.55 = 23,448.42 : x
2. Step 2: Convert to fraction form
   42,311.30/58,391.55 = 23,448.42/x
3. Step 3: Cross multiply
   42,311.30x = 58,391.55 × 23,448.42
4. Step 4: Simplify right side
   42,311.30x = 1,369,189,588.85
5. Step 5: Solve for x
   x = 1,369,189,588.85/42,311.30
6. Step 6: Final answer
   x = 32,359.91