Finding the Fourth Proportional to 116.38, 174.52 and 58.56

Step by Step Solution

1. Step 1: Write the proportion equation
   116.38 : 174.52 = 58.56 : x
2. Step 2: Convert to fraction form
   116.38/174.52 = 58.56/x
3. Step 3: Cross multiply
   116.38x = 174.52 × 58.56
4. Step 4: Simplify right side
   116.38x = 10,219.89
5. Step 5: Solve for x
   x = 10,219.89/116.38
6. Step 6: Final answer
   x = 87.81