Finding the Fourth Proportional to 31,977.31, 44,128.74 and 17,831.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,977.31 : 44,128.74 = 17,831.05 : x
2. Step 2: Convert to fraction form
   31,977.31/44,128.74 = 17,831.05/x
3. Step 3: Cross multiply
   31,977.31x = 44,128.74 × 17,831.05
4. Step 4: Simplify right side
   31,977.31x = 786,861,769.38
5. Step 5: Solve for x
   x = 786,861,769.38/31,977.31
6. Step 6: Final answer
   x = 24,606.88