Finding the Third Proportional to 5,553,018 and 12,169,620

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553,018 : 12,169,620 = 12,169,620 : x
2. Step 2: Convert to fraction form
   5,553,018/12,169,620 = 12,169,620/x
3. Step 3: Cross multiply
   5,553,018x = 12,169,620 × 12,169,620
4. Step 4: Simplify right side
   5,553,018x = 148,099,650,944,400
5. Step 5: Solve for x
   x = 148,099,650,944,400/5,553,018
6. Step 6: Final answer
   x = 26,670,119.01