Finding the Fourth Proportional to 9,127.32, 12,595.59 and 5,149.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,127.32 : 12,595.59 = 5,149.71 : x
2. Step 2: Convert to fraction form
   9,127.32/12,595.59 = 5,149.71/x
3. Step 3: Cross multiply
   9,127.32x = 12,595.59 × 5,149.71
4. Step 4: Simplify right side
   9,127.32x = 64,863,635.78
5. Step 5: Solve for x
   x = 64,863,635.78/9,127.32
6. Step 6: Final answer
   x = 7,106.54