Finding the Fourth Proportional to 12,708.02, 17,536.62 and 7,042.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,708.02 : 17,536.62 = 7,042.52 : x
2. Step 2: Convert to fraction form
   12,708.02/17,536.62 = 7,042.52/x
3. Step 3: Cross multiply
   12,708.02x = 17,536.62 × 7,042.52
4. Step 4: Simplify right side
   12,708.02x = 123,501,997.08
5. Step 5: Solve for x
   x = 123,501,997.08/12,708.02
6. Step 6: Final answer
   x = 9,718.43