Finding the Third Proportional to 862,398 and 1,875,800

Step by Step Solution

1. Step 1: Write the proportion equation
   862,398 : 1,875,800 = 1,875,800 : x
2. Step 2: Convert to fraction form
   862,398/1,875,800 = 1,875,800/x
3. Step 3: Cross multiply
   862,398x = 1,875,800 × 1,875,800
4. Step 4: Simplify right side
   862,398x = 3,518,625,640,000
5. Step 5: Solve for x
   x = 3,518,625,640,000/862,398
6. Step 6: Final answer
   x = 4,080,048.47