Finding the Third Proportional to 1,214,552 and 1,815,133

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,552 : 1,815,133 = 1,815,133 : x
2. Step 2: Convert to fraction form
   1,214,552/1,815,133 = 1,815,133/x
3. Step 3: Cross multiply
   1,214,552x = 1,815,133 × 1,815,133
4. Step 4: Simplify right side
   1,214,552x = 3,294,707,807,689
5. Step 5: Solve for x
   x = 3,294,707,807,689/1,214,552
6. Step 6: Final answer
   x = 2,712,693.90