Finding the Fourth Proportional to 12,832.59, 17,709.00 and 7,243.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,832.59 : 17,709.00 = 7,243.59 : x
2. Step 2: Convert to fraction form
   12,832.59/17,709.00 = 7,243.59/x
3. Step 3: Cross multiply
   12,832.59x = 17,709.00 × 7,243.59
4. Step 4: Simplify right side
   12,832.59x = 128,276,774.56
5. Step 5: Solve for x
   x = 128,276,774.56/12,832.59
6. Step 6: Final answer
   x = 9,996.17