Finding the Third Proportional to 656,211 and 938,380.50

Step by Step Solution

1. Step 1: Write the proportion equation
   656,211 : 938,380.50 = 938,380.50 : x
2. Step 2: Convert to fraction form
   656,211/938,380.50 = 938,380.50/x
3. Step 3: Cross multiply
   656,211x = 938,380.50 × 938,380.50
4. Step 4: Simplify right side
   656,211x = 880,557,962,780.25
5. Step 5: Solve for x
   x = 880,557,962,780.25/656,211
6. Step 6: Final answer
   x = 1,341,882.36