Finding the Third Proportional to 42,747.75 and 48,701.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,747.75 : 48,701.25 = 48,701.25 : x
2. Step 2: Convert to fraction form
   42,747.75/48,701.25 = 48,701.25/x
3. Step 3: Cross multiply
   42,747.75x = 48,701.25 × 48,701.25
4. Step 4: Simplify right side
   42,747.75x = 2,371,811,751.56
5. Step 5: Solve for x
   x = 2,371,811,751.56/42,747.75
6. Step 6: Final answer
   x = 55,483.90