Finding the Third Proportional to 2,019,159 and 4,322,140

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,159 : 4,322,140 = 4,322,140 : x
2. Step 2: Convert to fraction form
   2,019,159/4,322,140 = 4,322,140/x
3. Step 3: Cross multiply
   2,019,159x = 4,322,140 × 4,322,140
4. Step 4: Simplify right side
   2,019,159x = 18,680,894,179,600
5. Step 5: Solve for x
   x = 18,680,894,179,600/2,019,159
6. Step 6: Final answer
   x = 9,251,819.29