Finding the Third Proportional to 2,555,328.75 and 5,629,158.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555,328.75 : 5,629,158.75 = 5,629,158.75 : x
2. Step 2: Convert to fraction form
   2,555,328.75/5,629,158.75 = 5,629,158.75/x
3. Step 3: Cross multiply
   2,555,328.75x = 5,629,158.75 × 5,629,158.75
4. Step 4: Simplify right side
   2,555,328.75x = 31,687,428,232,701.56
5. Step 5: Solve for x
   x = 31,687,428,232,701.56/2,555,328.75
6. Step 6: Final answer
   x = 12,400,528.99