Finding the Third Proportional to 30,472.88 and 48,661.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,472.88 : 48,661.31 = 48,661.31 : x
2. Step 2: Convert to fraction form
   30,472.88/48,661.31 = 48,661.31/x
3. Step 3: Cross multiply
   30,472.88x = 48,661.31 × 48,661.31
4. Step 4: Simplify right side
   30,472.88x = 2,367,923,334.22
5. Step 5: Solve for x
   x = 2,367,923,334.22/30,472.88
6. Step 6: Final answer
   x = 77,705.94