Finding the Third Proportional to 4,493.60 and 9,476.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4,493.60 : 9,476.29 = 9,476.29 : x
2. Step 2: Convert to fraction form
   4,493.60/9,476.29 = 9,476.29/x
3. Step 3: Cross multiply
   4,493.60x = 9,476.29 × 9,476.29
4. Step 4: Simplify right side
   4,493.60x = 89,800,035.89
5. Step 5: Solve for x
   x = 89,800,035.89/4,493.60
6. Step 6: Final answer
   x = 19,983.98