Finding the Third Proportional to 17,605.50 and 38,120.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,605.50 : 38,120.25 = 38,120.25 : x
2. Step 2: Convert to fraction form
   17,605.50/38,120.25 = 38,120.25/x
3. Step 3: Cross multiply
   17,605.50x = 38,120.25 × 38,120.25
4. Step 4: Simplify right side
   17,605.50x = 1,453,153,460.06
5. Step 5: Solve for x
   x = 1,453,153,460.06/17,605.50
6. Step 6: Final answer
   x = 82,539.74