Finding the Third Proportional to 950,268 and 1,978,890

Step by Step Solution

1. Step 1: Write the proportion equation
   950,268 : 1,978,890 = 1,978,890 : x
2. Step 2: Convert to fraction form
   950,268/1,978,890 = 1,978,890/x
3. Step 3: Cross multiply
   950,268x = 1,978,890 × 1,978,890
4. Step 4: Simplify right side
   950,268x = 3,916,005,632,100
5. Step 5: Solve for x
   x = 3,916,005,632,100/950,268
6. Step 6: Final answer
   x = 4,120,948.65