Finding the Fourth Proportional to 2,233.12, 3,347.52 and 933.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.12 : 3,347.52 = 933.88 : x
2. Step 2: Convert to fraction form
   2,233.12/3,347.52 = 933.88/x
3. Step 3: Cross multiply
   2,233.12x = 3,347.52 × 933.88
4. Step 4: Simplify right side
   2,233.12x = 3,126,181.98
5. Step 5: Solve for x
   x = 3,126,181.98/2,233.12
6. Step 6: Final answer
   x = 1,399.92