Finding the Fourth Proportional to 174.50, 240.82 and 100.83

Step by Step Solution

1. Step 1: Write the proportion equation
   174.50 : 240.82 = 100.83 : x
2. Step 2: Convert to fraction form
   174.50/240.82 = 100.83/x
3. Step 3: Cross multiply
   174.50x = 240.82 × 100.83
4. Step 4: Simplify right side
   174.50x = 24,280.17
5. Step 5: Solve for x
   x = 24,280.17/174.50
6. Step 6: Final answer
   x = 139.14