Finding the Third Proportional to 82,125.56 and 90,765.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,125.56 : 90,765.56 = 90,765.56 : x
2. Step 2: Convert to fraction form
   82,125.56/90,765.56 = 90,765.56/x
3. Step 3: Cross multiply
   82,125.56x = 90,765.56 × 90,765.56
4. Step 4: Simplify right side
   82,125.56x = 8,238,387,335.94
5. Step 5: Solve for x
   x = 8,238,387,335.94/82,125.56
6. Step 6: Final answer
   x = 100,314.53