Finding the Third Proportional to 5,173,648 and 10,679,424

Step by Step Solution

1. Step 1: Write the proportion equation
   5,173,648 : 10,679,424 = 10,679,424 : x
2. Step 2: Convert to fraction form
   5,173,648/10,679,424 = 10,679,424/x
3. Step 3: Cross multiply
   5,173,648x = 10,679,424 × 10,679,424
4. Step 4: Simplify right side
   5,173,648x = 114,050,096,971,776
5. Step 5: Solve for x
   x = 114,050,096,971,776/5,173,648
6. Step 6: Final answer
   x = 22,044,425.32