Finding the Third Proportional to 4,639.78 and 10,049.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,639.78 : 10,049.06 = 10,049.06 : x
2. Step 2: Convert to fraction form
   4,639.78/10,049.06 = 10,049.06/x
3. Step 3: Cross multiply
   4,639.78x = 10,049.06 × 10,049.06
4. Step 4: Simplify right side
   4,639.78x = 100,983,657.13
5. Step 5: Solve for x
   x = 100,983,657.13/4,639.78
6. Step 6: Final answer
   x = 21,764.75