Finding the Third Proportional to 15,255.84 and 31,491.28

Step by Step Solution

1. Step 1: Write the proportion equation
   15,255.84 : 31,491.28 = 31,491.28 : x
2. Step 2: Convert to fraction form
   15,255.84/31,491.28 = 31,491.28/x
3. Step 3: Cross multiply
   15,255.84x = 31,491.28 × 31,491.28
4. Step 4: Simplify right side
   15,255.84x = 991,700,794.77
5. Step 5: Solve for x
   x = 991,700,794.77/15,255.84
6. Step 6: Final answer
   x = 65,004.65