Finding the Third Proportional to 2,617,798.50 and 5,655,845.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617,798.50 : 5,655,845.25 = 5,655,845.25 : x
2. Step 2: Convert to fraction form
   2,617,798.50/5,655,845.25 = 5,655,845.25/x
3. Step 3: Cross multiply
   2,617,798.50x = 5,655,845.25 × 5,655,845.25
4. Step 4: Simplify right side
   2,617,798.50x = 31,988,585,491,947.56
5. Step 5: Solve for x
   x = 31,988,585,491,947.56/2,617,798.50
6. Step 6: Final answer
   x = 12,219,651.55