Finding the Fourth Proportional to 42,318.96, 58,401.68 and 23,198.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,318.96 : 58,401.68 = 23,198.72 : x
2. Step 2: Convert to fraction form
   42,318.96/58,401.68 = 23,198.72/x
3. Step 3: Cross multiply
   42,318.96x = 58,401.68 × 23,198.72
4. Step 4: Simplify right side
   42,318.96x = 1,354,844,221.85
5. Step 5: Solve for x
   x = 1,354,844,221.85/42,318.96
6. Step 6: Final answer
   x = 32,015.06