Finding the Third Proportional to 39,241.25 and 85,817.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,241.25 : 85,817.75 = 85,817.75 : x
2. Step 2: Convert to fraction form
   39,241.25/85,817.75 = 85,817.75/x
3. Step 3: Cross multiply
   39,241.25x = 85,817.75 × 85,817.75
4. Step 4: Simplify right side
   39,241.25x = 7,364,686,215.06
5. Step 5: Solve for x
   x = 7,364,686,215.06/39,241.25
6. Step 6: Final answer
   x = 187,677.16