Finding the Fourth Proportional to 93.34, 139.83 and 50.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93.34 : 139.83 = 50.50 : x
2. Step 2: Convert to fraction form
   93.34/139.83 = 50.50/x
3. Step 3: Cross multiply
   93.34x = 139.83 × 50.50
4. Step 4: Simplify right side
   93.34x = 7,061.42
5. Step 5: Solve for x
   x = 7,061.42/93.34
6. Step 6: Final answer
   x = 75.65