Finding the Third Proportional to 985,857 and 2,098,830

Step by Step Solution

1. Step 1: Write the proportion equation
   985,857 : 2,098,830 = 2,098,830 : x
2. Step 2: Convert to fraction form
   985,857/2,098,830 = 2,098,830/x
3. Step 3: Cross multiply
   985,857x = 2,098,830 × 2,098,830
4. Step 4: Simplify right side
   985,857x = 4,405,087,368,900
5. Step 5: Solve for x
   x = 4,405,087,368,900/985,857
6. Step 6: Final answer
   x = 4,468,282.29