Finding the Third Proportional to 5,449,462 and 12,845,900

Step by Step Solution

1. Step 1: Write the proportion equation
   5,449,462 : 12,845,900 = 12,845,900 : x
2. Step 2: Convert to fraction form
   5,449,462/12,845,900 = 12,845,900/x
3. Step 3: Cross multiply
   5,449,462x = 12,845,900 × 12,845,900
4. Step 4: Simplify right side
   5,449,462x = 165,017,146,810,000
5. Step 5: Solve for x
   x = 165,017,146,810,000/5,449,462
6. Step 6: Final answer
   x = 30,281,364.80