Finding the Third Proportional to 1,416,896 and 2,105,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,416,896 : 2,105,280 = 2,105,280 : x
2. Step 2: Convert to fraction form
   1,416,896/2,105,280 = 2,105,280/x
3. Step 3: Cross multiply
   1,416,896x = 2,105,280 × 2,105,280
4. Step 4: Simplify right side
   1,416,896x = 4,432,203,878,400
5. Step 5: Solve for x
   x = 4,432,203,878,400/1,416,896
6. Step 6: Final answer
   x = 3,128,108.12