Finding the Fourth Proportional to 2,384.40, 3,576.72 and 740.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.40 : 3,576.72 = 740.96 : x
2. Step 2: Convert to fraction form
   2,384.40/3,576.72 = 740.96/x
3. Step 3: Cross multiply
   2,384.40x = 3,576.72 × 740.96
4. Step 4: Simplify right side
   2,384.40x = 2,650,206.45
5. Step 5: Solve for x
   x = 2,650,206.45/2,384.40
6. Step 6: Final answer
   x = 1,111.48