Finding the Third Proportional to 2,815,218 and 6,146,500

Step by Step Solution

1. Step 1: Write the proportion equation
   2,815,218 : 6,146,500 = 6,146,500 : x
2. Step 2: Convert to fraction form
   2,815,218/6,146,500 = 6,146,500/x
3. Step 3: Cross multiply
   2,815,218x = 6,146,500 × 6,146,500
4. Step 4: Simplify right side
   2,815,218x = 37,779,462,250,000
5. Step 5: Solve for x
   x = 37,779,462,250,000/2,815,218
6. Step 6: Final answer
   x = 13,419,728.86