Finding the Third Proportional to 1,399,244 and 2,160,704

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,244 : 2,160,704 = 2,160,704 : x
2. Step 2: Convert to fraction form
   1,399,244/2,160,704 = 2,160,704/x
3. Step 3: Cross multiply
   1,399,244x = 2,160,704 × 2,160,704
4. Step 4: Simplify right side
   1,399,244x = 4,668,641,775,616
5. Step 5: Solve for x
   x = 4,668,641,775,616/1,399,244
6. Step 6: Final answer
   x = 3,336,545.86