Finding the Fourth Proportional to 9,685.72, 14,484.78 and 7,464.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,685.72 : 14,484.78 = 7,464.16 : x
2. Step 2: Convert to fraction form
   9,685.72/14,484.78 = 7,464.16/x
3. Step 3: Cross multiply
   9,685.72x = 14,484.78 × 7,464.16
4. Step 4: Simplify right side
   9,685.72x = 108,116,715.48
5. Step 5: Solve for x
   x = 108,116,715.48/9,685.72
6. Step 6: Final answer
   x = 11,162.49