Finding the Third Proportional to 362,112.75 and 779,449.50

Step by Step Solution

1. Step 1: Write the proportion equation
   362,112.75 : 779,449.50 = 779,449.50 : x
2. Step 2: Convert to fraction form
   362,112.75/779,449.50 = 779,449.50/x
3. Step 3: Cross multiply
   362,112.75x = 779,449.50 × 779,449.50
4. Step 4: Simplify right side
   362,112.75x = 607,541,523,050.25
5. Step 5: Solve for x
   x = 607,541,523,050.25/362,112.75
6. Step 6: Final answer
   x = 1,677,768.94