Finding the Fourth Proportional to 11,509.38, 15,881.76 and 7,034.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,509.38 : 15,881.76 = 7,034.22 : x
2. Step 2: Convert to fraction form
   11,509.38/15,881.76 = 7,034.22/x
3. Step 3: Cross multiply
   11,509.38x = 15,881.76 × 7,034.22
4. Step 4: Simplify right side
   11,509.38x = 111,715,793.83
5. Step 5: Solve for x
   x = 111,715,793.83/11,509.38
6. Step 6: Final answer
   x = 9,706.50