Finding the Fourth Proportional to 31,407.83, 47,113.37 and 8,034.47

Step by Step Solution

1. Step 1: Write the proportion equation
   31,407.83 : 47,113.37 = 8,034.47 : x
2. Step 2: Convert to fraction form
   31,407.83/47,113.37 = 8,034.47/x
3. Step 3: Cross multiply
   31,407.83x = 47,113.37 × 8,034.47
4. Step 4: Simplify right side
   31,407.83x = 378,530,957.86
5. Step 5: Solve for x
   x = 378,530,957.86/31,407.83
6. Step 6: Final answer
   x = 12,052.12