Finding the Third Proportional to 61,100.25 and 86,524.75

Step by Step Solution

1. Step 1: Write the proportion equation
   61,100.25 : 86,524.75 = 86,524.75 : x
2. Step 2: Convert to fraction form
   61,100.25/86,524.75 = 86,524.75/x
3. Step 3: Cross multiply
   61,100.25x = 86,524.75 × 86,524.75
4. Step 4: Simplify right side
   61,100.25x = 7,486,532,362.56
5. Step 5: Solve for x
   x = 7,486,532,362.56/61,100.25
6. Step 6: Final answer
   x = 122,528.67