Finding the Third Proportional to 1,340,252 and 2,890,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,252 : 2,890,440 = 2,890,440 : x
2. Step 2: Convert to fraction form
   1,340,252/2,890,440 = 2,890,440/x
3. Step 3: Cross multiply
   1,340,252x = 2,890,440 × 2,890,440
4. Step 4: Simplify right side
   1,340,252x = 8,354,643,393,600
5. Step 5: Solve for x
   x = 8,354,643,393,600/1,340,252
6. Step 6: Final answer
   x = 6,233,636.21