Finding the Third Proportional to 5,585,661 and 12,053,078

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,661 : 12,053,078 = 12,053,078 : x
2. Step 2: Convert to fraction form
   5,585,661/12,053,078 = 12,053,078/x
3. Step 3: Cross multiply
   5,585,661x = 12,053,078 × 12,053,078
4. Step 4: Simplify right side
   5,585,661x = 145,276,689,274,084
5. Step 5: Solve for x
   x = 145,276,689,274,084/5,585,661
6. Step 6: Final answer
   x = 26,008,862.56