Finding the Third Proportional to 867,470 and 1,879,730

Step by Step Solution

1. Step 1: Write the proportion equation
   867,470 : 1,879,730 = 1,879,730 : x
2. Step 2: Convert to fraction form
   867,470/1,879,730 = 1,879,730/x
3. Step 3: Cross multiply
   867,470x = 1,879,730 × 1,879,730
4. Step 4: Simplify right side
   867,470x = 3,533,384,872,900
5. Step 5: Solve for x
   x = 3,533,384,872,900/867,470
6. Step 6: Final answer
   x = 4,073,207.00