Finding the Third Proportional to 635,457 and 1,399,818

Step by Step Solution

1. Step 1: Write the proportion equation
   635,457 : 1,399,818 = 1,399,818 : x
2. Step 2: Convert to fraction form
   635,457/1,399,818 = 1,399,818/x
3. Step 3: Cross multiply
   635,457x = 1,399,818 × 1,399,818
4. Step 4: Simplify right side
   635,457x = 1,959,490,433,124
5. Step 5: Solve for x
   x = 1,959,490,433,124/635,457
6. Step 6: Final answer
   x = 3,083,592.49