Finding the Fourth Proportional to 31,404.08, 47,107.74 and 8,030.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,404.08 : 47,107.74 = 8,030.72 : x
2. Step 2: Convert to fraction form
   31,404.08/47,107.74 = 8,030.72/x
3. Step 3: Cross multiply
   31,404.08x = 47,107.74 × 8,030.72
4. Step 4: Simplify right side
   31,404.08x = 378,309,069.77
5. Step 5: Solve for x
   x = 378,309,069.77/31,404.08
6. Step 6: Final answer
   x = 12,046.49