Finding the Fourth Proportional to 12,996.90, 17,932.59 and 7,693.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,996.90 : 17,932.59 = 7,693.02 : x
2. Step 2: Convert to fraction form
   12,996.90/17,932.59 = 7,693.02/x
3. Step 3: Cross multiply
   12,996.90x = 17,932.59 × 7,693.02
4. Step 4: Simplify right side
   12,996.90x = 137,955,773.52
5. Step 5: Solve for x
   x = 137,955,773.52/12,996.90
6. Step 6: Final answer
   x = 10,614.51