Finding the Fourth Proportional to 9,117.91, 13,663.18 and 7,034.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,117.91 : 13,663.18 = 7,034.79 : x
2. Step 2: Convert to fraction form
   9,117.91/13,663.18 = 7,034.79/x
3. Step 3: Cross multiply
   9,117.91x = 13,663.18 × 7,034.79
4. Step 4: Simplify right side
   9,117.91x = 96,117,602.03
5. Step 5: Solve for x
   x = 96,117,602.03/9,117.91
6. Step 6: Final answer
   x = 10,541.63