Finding the Third Proportional to 584,988 and 881,631.75

Step by Step Solution

1. Step 1: Write the proportion equation
   584,988 : 881,631.75 = 881,631.75 : x
2. Step 2: Convert to fraction form
   584,988/881,631.75 = 881,631.75/x
3. Step 3: Cross multiply
   584,988x = 881,631.75 × 881,631.75
4. Step 4: Simplify right side
   584,988x = 777,274,542,608.06
5. Step 5: Solve for x
   x = 777,274,542,608.06/584,988
6. Step 6: Final answer
   x = 1,328,701.69