Finding the Fourth Proportional to 116.94, 175.38 and 71.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116.94 : 175.38 = 71.34 : x
2. Step 2: Convert to fraction form
   116.94/175.38 = 71.34/x
3. Step 3: Cross multiply
   116.94x = 175.38 × 71.34
4. Step 4: Simplify right side
   116.94x = 12,511.61
5. Step 5: Solve for x
   x = 12,511.61/116.94
6. Step 6: Final answer
   x = 106.99