Finding the Third Proportional to 85,653 and 131,755.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,653 : 131,755.50 = 131,755.50 : x
2. Step 2: Convert to fraction form
   85,653/131,755.50 = 131,755.50/x
3. Step 3: Cross multiply
   85,653x = 131,755.50 × 131,755.50
4. Step 4: Simplify right side
   85,653x = 17,359,511,780.25
5. Step 5: Solve for x
   x = 17,359,511,780.25/85,653
6. Step 6: Final answer
   x = 202,672.55