Finding the Third Proportional to 38,979.50 and 58,821.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,979.50 : 58,821.75 = 58,821.75 : x
2. Step 2: Convert to fraction form
   38,979.50/58,821.75 = 58,821.75/x
3. Step 3: Cross multiply
   38,979.50x = 58,821.75 × 58,821.75
4. Step 4: Simplify right side
   38,979.50x = 3,459,998,273.06
5. Step 5: Solve for x
   x = 3,459,998,273.06/38,979.50
6. Step 6: Final answer
   x = 88,764.56