Finding the Third Proportional to 17,131.50 and 30,709.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,131.50 : 30,709.13 = 30,709.13 : x
2. Step 2: Convert to fraction form
   17,131.50/30,709.13 = 30,709.13/x
3. Step 3: Cross multiply
   17,131.50x = 30,709.13 × 30,709.13
4. Step 4: Simplify right side
   17,131.50x = 943,050,358.27
5. Step 5: Solve for x
   x = 943,050,358.27/17,131.50
6. Step 6: Final answer
   x = 55,047.74