Finding the Third Proportional to 1,314,476 and 2,798,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,476 : 2,798,440 = 2,798,440 : x
2. Step 2: Convert to fraction form
   1,314,476/2,798,440 = 2,798,440/x
3. Step 3: Cross multiply
   1,314,476x = 2,798,440 × 2,798,440
4. Step 4: Simplify right side
   1,314,476x = 7,831,266,433,600
5. Step 5: Solve for x
   x = 7,831,266,433,600/1,314,476
6. Step 6: Final answer
   x = 5,957,709.71