Finding the Third Proportional to 611,631 and 1,279,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   611,631 : 1,279,030.50 = 1,279,030.50 : x
2. Step 2: Convert to fraction form
   611,631/1,279,030.50 = 1,279,030.50/x
3. Step 3: Cross multiply
   611,631x = 1,279,030.50 × 1,279,030.50
4. Step 4: Simplify right side
   611,631x = 1,635,919,019,930.25
5. Step 5: Solve for x
   x = 1,635,919,019,930.25/611,631
6. Step 6: Final answer
   x = 2,674,682.97