Finding the Third Proportional to 38,896.50 and 79,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,896.50 : 79,435.50 = 79,435.50 : x
2. Step 2: Convert to fraction form
   38,896.50/79,435.50 = 79,435.50/x
3. Step 3: Cross multiply
   38,896.50x = 79,435.50 × 79,435.50
4. Step 4: Simplify right side
   38,896.50x = 6,309,998,660.25
5. Step 5: Solve for x
   x = 6,309,998,660.25/38,896.50
6. Step 6: Final answer
   x = 162,225.36