Finding the Fourth Proportional to 12,618.08, 17,407.59 and 7,310.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,618.08 : 17,407.59 = 7,310.96 : x
2. Step 2: Convert to fraction form
   12,618.08/17,407.59 = 7,310.96/x
3. Step 3: Cross multiply
   12,618.08x = 17,407.59 × 7,310.96
4. Step 4: Simplify right side
   12,618.08x = 127,266,107.15
5. Step 5: Solve for x
   x = 127,266,107.15/12,618.08
6. Step 6: Final answer
   x = 10,086.02