Finding the Third Proportional to 51,612.75 and 72,680.06

Step by Step Solution

1. Step 1: Write the proportion equation
   51,612.75 : 72,680.06 = 72,680.06 : x
2. Step 2: Convert to fraction form
   51,612.75/72,680.06 = 72,680.06/x
3. Step 3: Cross multiply
   51,612.75x = 72,680.06 × 72,680.06
4. Step 4: Simplify right side
   51,612.75x = 5,282,391,485.00
5. Step 5: Solve for x
   x = 5,282,391,485.00/51,612.75
6. Step 6: Final answer
   x = 102,346.64