Finding the Fourth Proportional to 67.54, 93.06 and 53.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67.54 : 93.06 = 53.50 : x
2. Step 2: Convert to fraction form
   67.54/93.06 = 53.50/x
3. Step 3: Cross multiply
   67.54x = 93.06 × 53.50
4. Step 4: Simplify right side
   67.54x = 4,978.71
5. Step 5: Solve for x
   x = 4,978.71/67.54
6. Step 6: Final answer
   x = 73.71