Finding the Fourth Proportional to 69.50, 104.24 and 56.06

Step by Step Solution

1. Step 1: Write the proportion equation
   69.50 : 104.24 = 56.06 : x
2. Step 2: Convert to fraction form
   69.50/104.24 = 56.06/x
3. Step 3: Cross multiply
   69.50x = 104.24 × 56.06
4. Step 4: Simplify right side
   69.50x = 5,843.69
5. Step 5: Solve for x
   x = 5,843.69/69.50
6. Step 6: Final answer
   x = 84.08