Finding the Fourth Proportional to 42,530, 58,707.24 and 31,950.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,530 : 58,707.24 = 31,950.20 : x
2. Step 2: Convert to fraction form
   42,530/58,707.24 = 31,950.20/x
3. Step 3: Cross multiply
   42,530x = 58,707.24 × 31,950.20
4. Step 4: Simplify right side
   42,530x = 1,875,708,059.45
5. Step 5: Solve for x
   x = 1,875,708,059.45/42,530
6. Step 6: Final answer
   x = 44,103.18