Finding the Fourth Proportional to 9,011.13, 12,434.76 and 5,031.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,011.13 : 12,434.76 = 5,031.47 : x
2. Step 2: Convert to fraction form
   9,011.13/12,434.76 = 5,031.47/x
3. Step 3: Cross multiply
   9,011.13x = 12,434.76 × 5,031.47
4. Step 4: Simplify right side
   9,011.13x = 62,565,059.72
5. Step 5: Solve for x
   x = 62,565,059.72/9,011.13
6. Step 6: Final answer
   x = 6,943.09