Finding the Third Proportional to 17,668.55 and 38,453.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,668.55 : 38,453.48 = 38,453.48 : x
2. Step 2: Convert to fraction form
   17,668.55/38,453.48 = 38,453.48/x
3. Step 3: Cross multiply
   17,668.55x = 38,453.48 × 38,453.48
4. Step 4: Simplify right side
   17,668.55x = 1,478,670,460.58
5. Step 5: Solve for x
   x = 1,478,670,460.58/17,668.55
6. Step 6: Final answer
   x = 83,689.42