Finding the Fourth Proportional to 9,695.91, 13,381.62 and 5,918.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,695.91 : 13,381.62 = 5,918.29 : x
2. Step 2: Convert to fraction form
   9,695.91/13,381.62 = 5,918.29/x
3. Step 3: Cross multiply
   9,695.91x = 13,381.62 × 5,918.29
4. Step 4: Simplify right side
   9,695.91x = 79,196,307.83
5. Step 5: Solve for x
   x = 79,196,307.83/9,695.91
6. Step 6: Final answer
   x = 8,168.01