Finding the Third Proportional to 38,299 and 55,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,299 : 55,162.50 = 55,162.50 : x
2. Step 2: Convert to fraction form
   38,299/55,162.50 = 55,162.50/x
3. Step 3: Cross multiply
   38,299x = 55,162.50 × 55,162.50
4. Step 4: Simplify right side
   38,299x = 3,042,901,406.25
5. Step 5: Solve for x
   x = 3,042,901,406.25/38,299
6. Step 6: Final answer
   x = 79,451.20