Finding the Fourth Proportional to 12,698.55, 17,522.66 and 7,033.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698.55 : 17,522.66 = 7,033.15 : x
2. Step 2: Convert to fraction form
   12,698.55/17,522.66 = 7,033.15/x
3. Step 3: Cross multiply
   12,698.55x = 17,522.66 × 7,033.15
4. Step 4: Simplify right side
   12,698.55x = 123,239,437.10
5. Step 5: Solve for x
   x = 123,239,437.10/12,698.55
6. Step 6: Final answer
   x = 9,705.00