Finding the Fourth Proportional to 12,699.59, 17,524.77 and 7,034.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,699.59 : 17,524.77 = 7,034.18 : x
2. Step 2: Convert to fraction form
   12,699.59/17,524.77 = 7,034.18/x
3. Step 3: Cross multiply
   12,699.59x = 17,524.77 × 7,034.18
4. Step 4: Simplify right side
   12,699.59x = 123,272,386.64
5. Step 5: Solve for x
   x = 123,272,386.64/12,699.59
6. Step 6: Final answer
   x = 9,706.80