Finding the Fourth Proportional to 9,659.71, 13,330.72 and 5,410.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.71 : 13,330.72 = 5,410.95 : x
2. Step 2: Convert to fraction form
   9,659.71/13,330.72 = 5,410.95/x
3. Step 3: Cross multiply
   9,659.71x = 13,330.72 × 5,410.95
4. Step 4: Simplify right side
   9,659.71x = 72,131,859.38
5. Step 5: Solve for x
   x = 72,131,859.38/9,659.71
6. Step 6: Final answer
   x = 7,467.29