Finding the Third Proportional to 47,828.75 and 60,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,828.75 : 60,644.50 = 60,644.50 : x
2. Step 2: Convert to fraction form
   47,828.75/60,644.50 = 60,644.50/x
3. Step 3: Cross multiply
   47,828.75x = 60,644.50 × 60,644.50
4. Step 4: Simplify right side
   47,828.75x = 3,677,755,380.25
5. Step 5: Solve for x
   x = 3,677,755,380.25/47,828.75
6. Step 6: Final answer
   x = 76,894.24