Finding the Third Proportional to 863,292 and 1,879,845

Step by Step Solution

1. Step 1: Write the proportion equation
   863,292 : 1,879,845 = 1,879,845 : x
2. Step 2: Convert to fraction form
   863,292/1,879,845 = 1,879,845/x
3. Step 3: Cross multiply
   863,292x = 1,879,845 × 1,879,845
4. Step 4: Simplify right side
   863,292x = 3,533,817,224,025
5. Step 5: Solve for x
   x = 3,533,817,224,025/863,292
6. Step 6: Final answer
   x = 4,093,420.56