Finding the Fourth Proportional to 12,468.45, 17,207.01 and 7,164.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,468.45 : 17,207.01 = 7,164.93 : x
2. Step 2: Convert to fraction form
   12,468.45/17,207.01 = 7,164.93/x
3. Step 3: Cross multiply
   12,468.45x = 17,207.01 × 7,164.93
4. Step 4: Simplify right side
   12,468.45x = 123,287,022.16
5. Step 5: Solve for x
   x = 123,287,022.16/12,468.45
6. Step 6: Final answer
   x = 9,887.92