Finding the Third Proportional to 2,609,816 and 5,749,432

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609,816 : 5,749,432 = 5,749,432 : x
2. Step 2: Convert to fraction form
   2,609,816/5,749,432 = 5,749,432/x
3. Step 3: Cross multiply
   2,609,816x = 5,749,432 × 5,749,432
4. Step 4: Simplify right side
   2,609,816x = 33,055,968,322,624
5. Step 5: Solve for x
   x = 33,055,968,322,624/2,609,816
6. Step 6: Final answer
   x = 12,666,014.89