Finding the Third Proportional to 14,820.47 and 31,729.22

Step by Step Solution

1. Step 1: Write the proportion equation
   14,820.47 : 31,729.22 = 31,729.22 : x
2. Step 2: Convert to fraction form
   14,820.47/31,729.22 = 31,729.22/x
3. Step 3: Cross multiply
   14,820.47x = 31,729.22 × 31,729.22
4. Step 4: Simplify right side
   14,820.47x = 1,006,743,322.49
5. Step 5: Solve for x
   x = 1,006,743,322.49/14,820.47
6. Step 6: Final answer
   x = 67,929.25