Finding the Third Proportional to 108,351 and 261,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,351 : 261,034.50 = 261,034.50 : x
2. Step 2: Convert to fraction form
   108,351/261,034.50 = 261,034.50/x
3. Step 3: Cross multiply
   108,351x = 261,034.50 × 261,034.50
4. Step 4: Simplify right side
   108,351x = 68,139,010,190.25
5. Step 5: Solve for x
   x = 68,139,010,190.25/108,351
6. Step 6: Final answer
   x = 628,872.92