Finding the Third Proportional to 7,156.50 and 17,405.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,156.50 : 17,405.25 = 17,405.25 : x
2. Step 2: Convert to fraction form
   7,156.50/17,405.25 = 17,405.25/x
3. Step 3: Cross multiply
   7,156.50x = 17,405.25 × 17,405.25
4. Step 4: Simplify right side
   7,156.50x = 302,942,727.56
5. Step 5: Solve for x
   x = 302,942,727.56/7,156.50
6. Step 6: Final answer
   x = 42,331.13