Finding the Third Proportional to 71,982 and 107,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,982 : 107,986.50 = 107,986.50 : x
2. Step 2: Convert to fraction form
   71,982/107,986.50 = 107,986.50/x
3. Step 3: Cross multiply
   71,982x = 107,986.50 × 107,986.50
4. Step 4: Simplify right side
   71,982x = 11,661,084,182.25
5. Step 5: Solve for x
   x = 11,661,084,182.25/71,982
6. Step 6: Final answer
   x = 162,000.00