Finding the Third Proportional to 1,262,304 and 2,685,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262,304 : 2,685,312 = 2,685,312 : x
2. Step 2: Convert to fraction form
   1,262,304/2,685,312 = 2,685,312/x
3. Step 3: Cross multiply
   1,262,304x = 2,685,312 × 2,685,312
4. Step 4: Simplify right side
   1,262,304x = 7,210,900,537,344
5. Step 5: Solve for x
   x = 7,210,900,537,344/1,262,304
6. Step 6: Final answer
   x = 5,712,491.24