Finding the Third Proportional to 2,243,078 and 4,920,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,078 : 4,920,424 = 4,920,424 : x
2. Step 2: Convert to fraction form
   2,243,078/4,920,424 = 4,920,424/x
3. Step 3: Cross multiply
   2,243,078x = 4,920,424 × 4,920,424
4. Step 4: Simplify right side
   2,243,078x = 24,210,572,339,776
5. Step 5: Solve for x
   x = 24,210,572,339,776/2,243,078
6. Step 6: Final answer
   x = 10,793,459.85