Finding the Third Proportional to 1,354,381 and 2,820,863

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,381 : 2,820,863 = 2,820,863 : x
2. Step 2: Convert to fraction form
   1,354,381/2,820,863 = 2,820,863/x
3. Step 3: Cross multiply
   1,354,381x = 2,820,863 × 2,820,863
4. Step 4: Simplify right side
   1,354,381x = 7,957,268,064,769
5. Step 5: Solve for x
   x = 7,957,268,064,769/1,354,381
6. Step 6: Final answer
   x = 5,875,206.51