Finding the Third Proportional to 67,982.50 and 109,445.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,982.50 : 109,445.50 = 109,445.50 : x
2. Step 2: Convert to fraction form
   67,982.50/109,445.50 = 109,445.50/x
3. Step 3: Cross multiply
   67,982.50x = 109,445.50 × 109,445.50
4. Step 4: Simplify right side
   67,982.50x = 11,978,317,470.25
5. Step 5: Solve for x
   x = 11,978,317,470.25/67,982.50
6. Step 6: Final answer
   x = 176,197.07