Finding the Third Proportional to 50,314.50 and 77,658.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,314.50 : 77,658.75 = 77,658.75 : x
2. Step 2: Convert to fraction form
   50,314.50/77,658.75 = 77,658.75/x
3. Step 3: Cross multiply
   50,314.50x = 77,658.75 × 77,658.75
4. Step 4: Simplify right side
   50,314.50x = 6,030,881,451.56
5. Step 5: Solve for x
   x = 6,030,881,451.56/50,314.50
6. Step 6: Final answer
   x = 119,863.69