Finding the Third Proportional to 1,042,367 and 1,554,439

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042,367 : 1,554,439 = 1,554,439 : x
2. Step 2: Convert to fraction form
   1,042,367/1,554,439 = 1,554,439/x
3. Step 3: Cross multiply
   1,042,367x = 1,554,439 × 1,554,439
4. Step 4: Simplify right side
   1,042,367x = 2,416,280,604,721
5. Step 5: Solve for x
   x = 2,416,280,604,721/1,042,367
6. Step 6: Final answer
   x = 2,318,070.90