Finding the Third Proportional to 5,476,748 and 12,212,772

Step by Step Solution

1. Step 1: Write the proportion equation
   5,476,748 : 12,212,772 = 12,212,772 : x
2. Step 2: Convert to fraction form
   5,476,748/12,212,772 = 12,212,772/x
3. Step 3: Cross multiply
   5,476,748x = 12,212,772 × 12,212,772
4. Step 4: Simplify right side
   5,476,748x = 149,151,799,923,984
5. Step 5: Solve for x
   x = 149,151,799,923,984/5,476,748
6. Step 6: Final answer
   x = 27,233,643.02