Finding the Third Proportional to 60,797.64 and 86,607.28

Step by Step Solution

1. Step 1: Write the proportion equation
   60,797.64 : 86,607.28 = 86,607.28 : x
2. Step 2: Convert to fraction form
   60,797.64/86,607.28 = 86,607.28/x
3. Step 3: Cross multiply
   60,797.64x = 86,607.28 × 86,607.28
4. Step 4: Simplify right side
   60,797.64x = 7,500,821,355.82
5. Step 5: Solve for x
   x = 7,500,821,355.82/60,797.64
6. Step 6: Final answer
   x = 123,373.56