Finding the Third Proportional to 14,559.47 and 31,499.16

Step by Step Solution

1. Step 1: Write the proportion equation
   14,559.47 : 31,499.16 = 31,499.16 : x
2. Step 2: Convert to fraction form
   14,559.47/31,499.16 = 31,499.16/x
3. Step 3: Cross multiply
   14,559.47x = 31,499.16 × 31,499.16
4. Step 4: Simplify right side
   14,559.47x = 992,196,844.46
5. Step 5: Solve for x
   x = 992,196,844.46/14,559.47
6. Step 6: Final answer
   x = 68,147.87