Finding the Third Proportional to 402,466 and 874,818.50

Step by Step Solution

1. Step 1: Write the proportion equation
   402,466 : 874,818.50 = 874,818.50 : x
2. Step 2: Convert to fraction form
   402,466/874,818.50 = 874,818.50/x
3. Step 3: Cross multiply
   402,466x = 874,818.50 × 874,818.50
4. Step 4: Simplify right side
   402,466x = 765,307,407,942.25
5. Step 5: Solve for x
   x = 765,307,407,942.25/402,466
6. Step 6: Final answer
   x = 1,901,545.49