Finding the Third Proportional to 30,226.50 and 65,829.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,226.50 : 65,829.38 = 65,829.38 : x
2. Step 2: Convert to fraction form
   30,226.50/65,829.38 = 65,829.38/x
3. Step 3: Cross multiply
   30,226.50x = 65,829.38 × 65,829.38
4. Step 4: Simplify right side
   30,226.50x = 4,333,506,612.89
5. Step 5: Solve for x
   x = 4,333,506,612.89/30,226.50
6. Step 6: Final answer
   x = 143,367.79