Finding the Third Proportional to 1,313,064 and 2,856,188

Step by Step Solution

1. Step 1: Write the proportion equation
   1,313,064 : 2,856,188 = 2,856,188 : x
2. Step 2: Convert to fraction form
   1,313,064/2,856,188 = 2,856,188/x
3. Step 3: Cross multiply
   1,313,064x = 2,856,188 × 2,856,188
4. Step 4: Simplify right side
   1,313,064x = 8,157,809,891,344
5. Step 5: Solve for x
   x = 8,157,809,891,344/1,313,064
6. Step 6: Final answer
   x = 6,212,804.47