Finding the Third Proportional to 985,456 and 2,124,730

Step by Step Solution

1. Step 1: Write the proportion equation
   985,456 : 2,124,730 = 2,124,730 : x
2. Step 2: Convert to fraction form
   985,456/2,124,730 = 2,124,730/x
3. Step 3: Cross multiply
   985,456x = 2,124,730 × 2,124,730
4. Step 4: Simplify right side
   985,456x = 4,514,477,572,900
5. Step 5: Solve for x
   x = 4,514,477,572,900/985,456
6. Step 6: Final answer
   x = 4,581,105.17