Finding the Third Proportional to 60,625.97 and 91,777.69

Step by Step Solution

1. Step 1: Write the proportion equation
   60,625.97 : 91,777.69 = 91,777.69 : x
2. Step 2: Convert to fraction form
   60,625.97/91,777.69 = 91,777.69/x
3. Step 3: Cross multiply
   60,625.97x = 91,777.69 × 91,777.69
4. Step 4: Simplify right side
   60,625.97x = 8,423,143,922.85
5. Step 5: Solve for x
   x = 8,423,143,922.85/60,625.97
6. Step 6: Final answer
   x = 138,936.24