Finding the Third Proportional to 60,355.13 and 89,859.38

Step by Step Solution

1. Step 1: Write the proportion equation
   60,355.13 : 89,859.38 = 89,859.38 : x
2. Step 2: Convert to fraction form
   60,355.13/89,859.38 = 89,859.38/x
3. Step 3: Cross multiply
   60,355.13x = 89,859.38 × 89,859.38
4. Step 4: Simplify right side
   60,355.13x = 8,074,707,275.39
5. Step 5: Solve for x
   x = 8,074,707,275.39/60,355.13
6. Step 6: Final answer
   x = 133,786.61