Finding the Third Proportional to 17,131.50 and 25,742.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,131.50 : 25,742.81 = 25,742.81 : x
2. Step 2: Convert to fraction form
   17,131.50/25,742.81 = 25,742.81/x
3. Step 3: Cross multiply
   17,131.50x = 25,742.81 × 25,742.81
4. Step 4: Simplify right side
   17,131.50x = 662,692,395.41
5. Step 5: Solve for x
   x = 662,692,395.41/17,131.50
6. Step 6: Final answer
   x = 38,682.68