Finding the Third Proportional to 1,149,288 and 1,818,948

Step by Step Solution

1. Step 1: Write the proportion equation
   1,149,288 : 1,818,948 = 1,818,948 : x
2. Step 2: Convert to fraction form
   1,149,288/1,818,948 = 1,818,948/x
3. Step 3: Cross multiply
   1,149,288x = 1,818,948 × 1,818,948
4. Step 4: Simplify right side
   1,149,288x = 3,308,571,826,704
5. Step 5: Solve for x
   x = 3,308,571,826,704/1,149,288
6. Step 6: Final answer
   x = 2,878,801.33