Finding the Fourth Proportional to 42,610.20, 58,908.38 and 31,981.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,610.20 : 58,908.38 = 31,981.38 : x
2. Step 2: Convert to fraction form
   42,610.20/58,908.38 = 31,981.38/x
3. Step 3: Cross multiply
   42,610.20x = 58,908.38 × 31,981.38
4. Step 4: Simplify right side
   42,610.20x = 1,883,971,126.06
5. Step 5: Solve for x
   x = 1,883,971,126.06/42,610.20
6. Step 6: Final answer
   x = 44,214.09