Finding the Fourth Proportional to 12,724.86, 17,559.86 and 7,059.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,724.86 : 17,559.86 = 7,059.86 : x
2. Step 2: Convert to fraction form
   12,724.86/17,559.86 = 7,059.86/x
3. Step 3: Cross multiply
   12,724.86x = 17,559.86 × 7,059.86
4. Step 4: Simplify right side
   12,724.86x = 123,970,030.12
5. Step 5: Solve for x
   x = 123,970,030.12/12,724.86
6. Step 6: Final answer
   x = 9,742.35