Finding the Third Proportional to 1,340,728 and 1,875,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,728 : 1,875,416 = 1,875,416 : x
2. Step 2: Convert to fraction form
   1,340,728/1,875,416 = 1,875,416/x
3. Step 3: Cross multiply
   1,340,728x = 1,875,416 × 1,875,416
4. Step 4: Simplify right side
   1,340,728x = 3,517,185,173,056
5. Step 5: Solve for x
   x = 3,517,185,173,056/1,340,728
6. Step 6: Final answer
   x = 2,623,339.84