Finding the Third Proportional to 1,960.61 and 4,151.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960.61 : 4,151.88 = 4,151.88 : x
2. Step 2: Convert to fraction form
   1,960.61/4,151.88 = 4,151.88/x
3. Step 3: Cross multiply
   1,960.61x = 4,151.88 × 4,151.88
4. Step 4: Simplify right side
   1,960.61x = 17,238,130.89
5. Step 5: Solve for x
   x = 17,238,130.89/1,960.61
6. Step 6: Final answer
   x = 8,792.22