Finding the Third Proportional to 2,154,844 and 3,213,580

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,844 : 3,213,580 = 3,213,580 : x
2. Step 2: Convert to fraction form
   2,154,844/3,213,580 = 3,213,580/x
3. Step 3: Cross multiply
   2,154,844x = 3,213,580 × 3,213,580
4. Step 4: Simplify right side
   2,154,844x = 10,327,096,416,400
5. Step 5: Solve for x
   x = 10,327,096,416,400/2,154,844
6. Step 6: Final answer
   x = 4,792,503.04