Finding the Third Proportional to 1,421,376 and 2,320,730

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,376 : 2,320,730 = 2,320,730 : x
2. Step 2: Convert to fraction form
   1,421,376/2,320,730 = 2,320,730/x
3. Step 3: Cross multiply
   1,421,376x = 2,320,730 × 2,320,730
4. Step 4: Simplify right side
   1,421,376x = 5,385,787,732,900
5. Step 5: Solve for x
   x = 5,385,787,732,900/1,421,376
6. Step 6: Final answer
   x = 3,789,136.54