Finding the Third Proportional to 60,309.75 and 88,659.38

Step by Step Solution

1. Step 1: Write the proportion equation
   60,309.75 : 88,659.38 = 88,659.38 : x
2. Step 2: Convert to fraction form
   60,309.75/88,659.38 = 88,659.38/x
3. Step 3: Cross multiply
   60,309.75x = 88,659.38 × 88,659.38
4. Step 4: Simplify right side
   60,309.75x = 7,860,484,775.39
5. Step 5: Solve for x
   x = 7,860,484,775.39/60,309.75
6. Step 6: Final answer
   x = 130,335.22