Finding the Third Proportional to 1,028.95 and 2,180.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028.95 : 2,180.67 = 2,180.67 : x
2. Step 2: Convert to fraction form
   1,028.95/2,180.67 = 2,180.67/x
3. Step 3: Cross multiply
   1,028.95x = 2,180.67 × 2,180.67
4. Step 4: Simplify right side
   1,028.95x = 4,755,329.83
5. Step 5: Solve for x
   x = 4,755,329.83/1,028.95
6. Step 6: Final answer
   x = 4,621.52