Finding the Third Proportional to 2,381.91 and 4,570.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381.91 : 4,570.17 = 4,570.17 : x
2. Step 2: Convert to fraction form
   2,381.91/4,570.17 = 4,570.17/x
3. Step 3: Cross multiply
   2,381.91x = 4,570.17 × 4,570.17
4. Step 4: Simplify right side
   2,381.91x = 20,886,470.97
5. Step 5: Solve for x
   x = 20,886,470.97/2,381.91
6. Step 6: Final answer
   x = 8,768.80