Finding the Third Proportional to 4,669 and 10,116.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,669 : 10,116.50 = 10,116.50 : x
2. Step 2: Convert to fraction form
   4,669/10,116.50 = 10,116.50/x
3. Step 3: Cross multiply
   4,669x = 10,116.50 × 10,116.50
4. Step 4: Simplify right side
   4,669x = 102,343,572.25
5. Step 5: Solve for x
   x = 102,343,572.25/4,669
6. Step 6: Final answer
   x = 21,919.81