Finding the Third Proportional to 2,315.67 and 4,921.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.67 : 4,921.59 = 4,921.59 : x
2. Step 2: Convert to fraction form
   2,315.67/4,921.59 = 4,921.59/x
3. Step 3: Cross multiply
   2,315.67x = 4,921.59 × 4,921.59
4. Step 4: Simplify right side
   2,315.67x = 24,222,085.04
5. Step 5: Solve for x
   x = 24,222,085.04/2,315.67
6. Step 6: Final answer
   x = 10,460.07