Finding the Fourth Proportional to 12,368.16, 17,068.32 and 7,655.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,368.16 : 17,068.32 = 7,655.04 : x
2. Step 2: Convert to fraction form
   12,368.16/17,068.32 = 7,655.04/x
3. Step 3: Cross multiply
   12,368.16x = 17,068.32 × 7,655.04
4. Step 4: Simplify right side
   12,368.16x = 130,658,672.33
5. Step 5: Solve for x
   x = 130,658,672.33/12,368.16
6. Step 6: Final answer
   x = 10,564.12