Finding the Fourth Proportional to 42,143.38, 58,156.89 and 23,023.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,143.38 : 58,156.89 = 23,023.22 : x
2. Step 2: Convert to fraction form
   42,143.38/58,156.89 = 23,023.22/x
3. Step 3: Cross multiply
   42,143.38x = 58,156.89 × 23,023.22
4. Step 4: Simplify right side
   42,143.38x = 1,338,958,516.31
5. Step 5: Solve for x
   x = 1,338,958,516.31/42,143.38
6. Step 6: Final answer
   x = 31,771.51