Finding the Third Proportional to 1,574,640 and 2,506,752

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574,640 : 2,506,752 = 2,506,752 : x
2. Step 2: Convert to fraction form
   1,574,640/2,506,752 = 2,506,752/x
3. Step 3: Cross multiply
   1,574,640x = 2,506,752 × 2,506,752
4. Step 4: Simplify right side
   1,574,640x = 6,283,805,589,504
5. Step 5: Solve for x
   x = 6,283,805,589,504/1,574,640
6. Step 6: Final answer
   x = 3,990,629.98