Finding the Third Proportional to 13,591.55 and 29,863.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,591.55 : 29,863.69 = 29,863.69 : x
2. Step 2: Convert to fraction form
   13,591.55/29,863.69 = 29,863.69/x
3. Step 3: Cross multiply
   13,591.55x = 29,863.69 × 29,863.69
4. Step 4: Simplify right side
   13,591.55x = 891,839,831.10
5. Step 5: Solve for x
   x = 891,839,831.10/13,591.55
6. Step 6: Final answer
   x = 65,617.24