Finding the Fourth Proportional to 31,977.28, 44,156.50 and 20,061.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,977.28 : 44,156.50 = 20,061.10 : x
2. Step 2: Convert to fraction form
   31,977.28/44,156.50 = 20,061.10/x
3. Step 3: Cross multiply
   31,977.28x = 44,156.50 × 20,061.10
4. Step 4: Simplify right side
   31,977.28x = 885,827,962.15
5. Step 5: Solve for x
   x = 885,827,962.15/31,977.28
6. Step 6: Final answer
   x = 27,701.79