Finding the Third Proportional to 108,268,820.50 and 255,503,425.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,268,820.50 : 255,503,425.50 = 255,503,425.50 : x
2. Step 2: Convert to fraction form
   108,268,820.50/255,503,425.50 = 255,503,425.50/x
3. Step 3: Cross multiply
   108,268,820.50x = 255,503,425.50 × 255,503,425.50
4. Step 4: Simplify right side
   108,268,820.50x = 65,282,000,442,234,048
5. Step 5: Solve for x
   x = 65,282,000,442,234,048/108,268,820.50
6. Step 6: Final answer
   x = 602,962,146.82