Finding the Third Proportional to 1,585,515 and 2,798,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,585,515 : 2,798,646 = 2,798,646 : x
2. Step 2: Convert to fraction form
   1,585,515/2,798,646 = 2,798,646/x
3. Step 3: Cross multiply
   1,585,515x = 2,798,646 × 2,798,646
4. Step 4: Simplify right side
   1,585,515x = 7,832,419,433,316
5. Step 5: Solve for x
   x = 7,832,419,433,316/1,585,515
6. Step 6: Final answer
   x = 4,939,984.44