Finding the Third Proportional to 996,818 and 2,124,123

Step by Step Solution

1. Step 1: Write the proportion equation
   996,818 : 2,124,123 = 2,124,123 : x
2. Step 2: Convert to fraction form
   996,818/2,124,123 = 2,124,123/x
3. Step 3: Cross multiply
   996,818x = 2,124,123 × 2,124,123
4. Step 4: Simplify right side
   996,818x = 4,511,898,519,129
5. Step 5: Solve for x
   x = 4,511,898,519,129/996,818
6. Step 6: Final answer
   x = 4,526,301.21