Finding the Third Proportional to 985,106 and 2,138,350

Step by Step Solution

1. Step 1: Write the proportion equation
   985,106 : 2,138,350 = 2,138,350 : x
2. Step 2: Convert to fraction form
   985,106/2,138,350 = 2,138,350/x
3. Step 3: Cross multiply
   985,106x = 2,138,350 × 2,138,350
4. Step 4: Simplify right side
   985,106x = 4,572,540,722,500
5. Step 5: Solve for x
   x = 4,572,540,722,500/985,106
6. Step 6: Final answer
   x = 4,641,673.81