Finding the Fourth Proportional to 47,156.80, 65,103.29 and 31,262.77

Step by Step Solution

1. Step 1: Write the proportion equation
   47,156.80 : 65,103.29 = 31,262.77 : x
2. Step 2: Convert to fraction form
   47,156.80/65,103.29 = 31,262.77/x
3. Step 3: Cross multiply
   47,156.80x = 65,103.29 × 31,262.77
4. Step 4: Simplify right side
   47,156.80x = 2,035,309,025.20
5. Step 5: Solve for x
   x = 2,035,309,025.20/47,156.80
6. Step 6: Final answer
   x = 43,160.46