Finding the Third Proportional to 14,503.50 and 31,405.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,503.50 : 31,405.50 = 31,405.50 : x
2. Step 2: Convert to fraction form
   14,503.50/31,405.50 = 31,405.50/x
3. Step 3: Cross multiply
   14,503.50x = 31,405.50 × 31,405.50
4. Step 4: Simplify right side
   14,503.50x = 986,305,430.25
5. Step 5: Solve for x
   x = 986,305,430.25/14,503.50
6. Step 6: Final answer
   x = 68,004.65