Finding the Third Proportional to 34,879.50 and 54,141.19

Step by Step Solution

1. Step 1: Write the proportion equation
   34,879.50 : 54,141.19 = 54,141.19 : x
2. Step 2: Convert to fraction form
   34,879.50/54,141.19 = 54,141.19/x
3. Step 3: Cross multiply
   34,879.50x = 54,141.19 × 54,141.19
4. Step 4: Simplify right side
   34,879.50x = 2,931,268,183.91
5. Step 5: Solve for x
   x = 2,931,268,183.91/34,879.50
6. Step 6: Final answer
   x = 84,039.86