Finding the Fourth Proportional to 112.30, 168.52 and 43.83

Step by Step Solution

1. Step 1: Write the proportion equation
   112.30 : 168.52 = 43.83 : x
2. Step 2: Convert to fraction form
   112.30/168.52 = 43.83/x
3. Step 3: Cross multiply
   112.30x = 168.52 × 43.83
4. Step 4: Simplify right side
   112.30x = 7,386.01
5. Step 5: Solve for x
   x = 7,386.01/112.30
6. Step 6: Final answer
   x = 65.77