Finding the Third Proportional to 4,870.13 and 10,464.19

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.13 : 10,464.19 = 10,464.19 : x
2. Step 2: Convert to fraction form
   4,870.13/10,464.19 = 10,464.19/x
3. Step 3: Cross multiply
   4,870.13x = 10,464.19 × 10,464.19
4. Step 4: Simplify right side
   4,870.13x = 109,499,220.04
5. Step 5: Solve for x
   x = 109,499,220.04/4,870.13
6. Step 6: Final answer
   x = 22,483.86