Finding the Third Proportional to 2,221,848 and 3,318,236

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221,848 : 3,318,236 = 3,318,236 : x
2. Step 2: Convert to fraction form
   2,221,848/3,318,236 = 3,318,236/x
3. Step 3: Cross multiply
   2,221,848x = 3,318,236 × 3,318,236
4. Step 4: Simplify right side
   2,221,848x = 11,010,690,151,696
5. Step 5: Solve for x
   x = 11,010,690,151,696/2,221,848
6. Step 6: Final answer
   x = 4,955,645.10