Finding the Third Proportional to 72,700.50 and 106,654.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,700.50 : 106,654.50 = 106,654.50 : x
2. Step 2: Convert to fraction form
   72,700.50/106,654.50 = 106,654.50/x
3. Step 3: Cross multiply
   72,700.50x = 106,654.50 × 106,654.50
4. Step 4: Simplify right side
   72,700.50x = 11,375,182,370.25
5. Step 5: Solve for x
   x = 11,375,182,370.25/72,700.50
6. Step 6: Final answer
   x = 156,466.36