Finding the Third Proportional to 38,904.75 and 79,234.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,904.75 : 79,234.50 = 79,234.50 : x
2. Step 2: Convert to fraction form
   38,904.75/79,234.50 = 79,234.50/x
3. Step 3: Cross multiply
   38,904.75x = 79,234.50 × 79,234.50
4. Step 4: Simplify right side
   38,904.75x = 6,278,105,990.25
5. Step 5: Solve for x
   x = 6,278,105,990.25/38,904.75
6. Step 6: Final answer
   x = 161,371.19