Finding the Fourth Proportional to 2,236.61, 3,354.72 and 755.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,236.61 : 3,354.72 = 755.79 : x
2. Step 2: Convert to fraction form
   2,236.61/3,354.72 = 755.79/x
3. Step 3: Cross multiply
   2,236.61x = 3,354.72 × 755.79
4. Step 4: Simplify right side
   2,236.61x = 2,535,463.83
5. Step 5: Solve for x
   x = 2,535,463.83/2,236.61
6. Step 6: Final answer
   x = 1,133.62