Finding the Third Proportional to 17,910.56 and 38,464.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,910.56 : 38,464.31 = 38,464.31 : x
2. Step 2: Convert to fraction form
   17,910.56/38,464.31 = 38,464.31/x
3. Step 3: Cross multiply
   17,910.56x = 38,464.31 × 38,464.31
4. Step 4: Simplify right side
   17,910.56x = 1,479,503,336.10
5. Step 5: Solve for x
   x = 1,479,503,336.10/17,910.56
6. Step 6: Final answer
   x = 82,605.07