Finding the Fourth Proportional to 12,464.15, 17,200.96 and 7,157.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,464.15 : 17,200.96 = 7,157.97 : x
2. Step 2: Convert to fraction form
   12,464.15/17,200.96 = 7,157.97/x
3. Step 3: Cross multiply
   12,464.15x = 17,200.96 × 7,157.97
4. Step 4: Simplify right side
   12,464.15x = 123,123,937.76
5. Step 5: Solve for x
   x = 123,123,937.76/12,464.15
6. Step 6: Final answer
   x = 9,878.25