Finding the Fourth Proportional to 42.86, 59.10 and 35.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42.86 : 59.10 = 35.48 : x
2. Step 2: Convert to fraction form
   42.86/59.10 = 35.48/x
3. Step 3: Cross multiply
   42.86x = 59.10 × 35.48
4. Step 4: Simplify right side
   42.86x = 2,096.87
5. Step 5: Solve for x
   x = 2,096.87/42.86
6. Step 6: Final answer
   x = 48.92