Finding the Third Proportional to 422,883 and 880,755.75

Step by Step Solution

1. Step 1: Write the proportion equation
   422,883 : 880,755.75 = 880,755.75 : x
2. Step 2: Convert to fraction form
   422,883/880,755.75 = 880,755.75/x
3. Step 3: Cross multiply
   422,883x = 880,755.75 × 880,755.75
4. Step 4: Simplify right side
   422,883x = 775,730,691,158.06
5. Step 5: Solve for x
   x = 775,730,691,158.06/422,883
6. Step 6: Final answer
   x = 1,834,386.09