Finding the Third Proportional to 1,378,812 and 2,059,875

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,812 : 2,059,875 = 2,059,875 : x
2. Step 2: Convert to fraction form
   1,378,812/2,059,875 = 2,059,875/x
3. Step 3: Cross multiply
   1,378,812x = 2,059,875 × 2,059,875
4. Step 4: Simplify right side
   1,378,812x = 4,243,085,015,625
5. Step 5: Solve for x
   x = 4,243,085,015,625/1,378,812
6. Step 6: Final answer
   x = 3,077,348.48