Finding the Third Proportional to 50,569.50 and 76,776.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,569.50 : 76,776.75 = 76,776.75 : x
2. Step 2: Convert to fraction form
   50,569.50/76,776.75 = 76,776.75/x
3. Step 3: Cross multiply
   50,569.50x = 76,776.75 × 76,776.75
4. Step 4: Simplify right side
   50,569.50x = 5,894,669,340.56
5. Step 5: Solve for x
   x = 5,894,669,340.56/50,569.50
6. Step 6: Final answer
   x = 116,565.70