Finding the Third Proportional to 2,011,490 and 4,396,228

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011,490 : 4,396,228 = 4,396,228 : x
2. Step 2: Convert to fraction form
   2,011,490/4,396,228 = 4,396,228/x
3. Step 3: Cross multiply
   2,011,490x = 4,396,228 × 4,396,228
4. Step 4: Simplify right side
   2,011,490x = 19,326,820,627,984
5. Step 5: Solve for x
   x = 19,326,820,627,984/2,011,490
6. Step 6: Final answer
   x = 9,608,211.14