Finding the Third Proportional to 7,356,734 and 12,113,628

Step by Step Solution

1. Step 1: Write the proportion equation
   7,356,734 : 12,113,628 = 12,113,628 : x
2. Step 2: Convert to fraction form
   7,356,734/12,113,628 = 12,113,628/x
3. Step 3: Cross multiply
   7,356,734x = 12,113,628 × 12,113,628
4. Step 4: Simplify right side
   7,356,734x = 146,739,983,322,384
5. Step 5: Solve for x
   x = 146,739,983,322,384/7,356,734
6. Step 6: Final answer
   x = 19,946,348.93