Finding the Third Proportional to 38,877.75 and 58,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,877.75 : 58,306.50 = 58,306.50 : x
2. Step 2: Convert to fraction form
   38,877.75/58,306.50 = 58,306.50/x
3. Step 3: Cross multiply
   38,877.75x = 58,306.50 × 58,306.50
4. Step 4: Simplify right side
   38,877.75x = 3,399,647,942.25
5. Step 5: Solve for x
   x = 3,399,647,942.25/38,877.75
6. Step 6: Final answer
   x = 87,444.57