Finding the Third Proportional to 14,805 and 31,720.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,805 : 31,720.50 = 31,720.50 : x
2. Step 2: Convert to fraction form
   14,805/31,720.50 = 31,720.50/x
3. Step 3: Cross multiply
   14,805x = 31,720.50 × 31,720.50
4. Step 4: Simplify right side
   14,805x = 1,006,190,120.25
5. Step 5: Solve for x
   x = 1,006,190,120.25/14,805
6. Step 6: Final answer
   x = 67,962.86