Finding the Fourth Proportional to 12,732.86, 17,572.06 and 7,697.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,732.86 : 17,572.06 = 7,697.06 : x
2. Step 2: Convert to fraction form
   12,732.86/17,572.06 = 7,697.06/x
3. Step 3: Cross multiply
   12,732.86x = 17,572.06 × 7,697.06
4. Step 4: Simplify right side
   12,732.86x = 135,253,200.14
5. Step 5: Solve for x
   x = 135,253,200.14/12,732.86
6. Step 6: Final answer
   x = 10,622.37