Finding the Third Proportional to 1,887.56 and 4,018.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,887.56 : 4,018.69 = 4,018.69 : x
2. Step 2: Convert to fraction form
   1,887.56/4,018.69 = 4,018.69/x
3. Step 3: Cross multiply
   1,887.56x = 4,018.69 × 4,018.69
4. Step 4: Simplify right side
   1,887.56x = 16,149,849.22
5. Step 5: Solve for x
   x = 16,149,849.22/1,887.56
6. Step 6: Final answer
   x = 8,555.93