Finding the Third Proportional to 17,120.11 and 37,355.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,120.11 : 37,355.55 = 37,355.55 : x
2. Step 2: Convert to fraction form
   17,120.11/37,355.55 = 37,355.55/x
3. Step 3: Cross multiply
   17,120.11x = 37,355.55 × 37,355.55
4. Step 4: Simplify right side
   17,120.11x = 1,395,437,466.01
5. Step 5: Solve for x
   x = 1,395,437,466.01/17,120.11
6. Step 6: Final answer
   x = 81,508.68