Finding the Third Proportional to 2,161,248 and 5,002,899

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,248 : 5,002,899 = 5,002,899 : x
2. Step 2: Convert to fraction form
   2,161,248/5,002,899 = 5,002,899/x
3. Step 3: Cross multiply
   2,161,248x = 5,002,899 × 5,002,899
4. Step 4: Simplify right side
   2,161,248x = 25,028,998,404,201
5. Step 5: Solve for x
   x = 25,028,998,404,201/2,161,248
6. Step 6: Final answer
   x = 11,580,808.13