Finding the Third Proportional to 1,403,956 and 2,053,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403,956 : 2,053,280 = 2,053,280 : x
2. Step 2: Convert to fraction form
   1,403,956/2,053,280 = 2,053,280/x
3. Step 3: Cross multiply
   1,403,956x = 2,053,280 × 2,053,280
4. Step 4: Simplify right side
   1,403,956x = 4,215,958,758,400
5. Step 5: Solve for x
   x = 4,215,958,758,400/1,403,956
6. Step 6: Final answer
   x = 3,002,913.74