Finding the Third Proportional to 17,521.31 and 27,175.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,521.31 : 27,175.50 = 27,175.50 : x
2. Step 2: Convert to fraction form
   17,521.31/27,175.50 = 27,175.50/x
3. Step 3: Cross multiply
   17,521.31x = 27,175.50 × 27,175.50
4. Step 4: Simplify right side
   17,521.31x = 738,507,800.25
5. Step 5: Solve for x
   x = 738,507,800.25/17,521.31
6. Step 6: Final answer
   x = 42,149.11