Finding the Fourth Proportional to 31,670.72, 47,514.56 and 9,484.16

Step by Step Solution

1. Step 1: Write the proportion equation
   31,670.72 : 47,514.56 = 9,484.16 : x
2. Step 2: Convert to fraction form
   31,670.72/47,514.56 = 9,484.16/x
3. Step 3: Cross multiply
   31,670.72x = 47,514.56 × 9,484.16
4. Step 4: Simplify right side
   31,670.72x = 450,635,689.37
5. Step 5: Solve for x
   x = 450,635,689.37/31,670.72
6. Step 6: Final answer
   x = 14,228.78