Finding the Third Proportional to 51,620.06 and 72,693.56

Step by Step Solution

1. Step 1: Write the proportion equation
   51,620.06 : 72,693.56 = 72,693.56 : x
2. Step 2: Convert to fraction form
   51,620.06/72,693.56 = 72,693.56/x
3. Step 3: Cross multiply
   51,620.06x = 72,693.56 × 72,693.56
4. Step 4: Simplify right side
   51,620.06x = 5,284,354,028.94
5. Step 5: Solve for x
   x = 5,284,354,028.94/51,620.06
6. Step 6: Final answer
   x = 102,370.16