Finding the Third Proportional to 77,324.88 and 85,465.38

Step by Step Solution

1. Step 1: Write the proportion equation
   77,324.88 : 85,465.38 = 85,465.38 : x
2. Step 2: Convert to fraction form
   77,324.88/85,465.38 = 85,465.38/x
3. Step 3: Cross multiply
   77,324.88x = 85,465.38 × 85,465.38
4. Step 4: Simplify right side
   77,324.88x = 7,304,330,323.89
5. Step 5: Solve for x
   x = 7,304,330,323.89/77,324.88
6. Step 6: Final answer
   x = 94,462.88