Finding the Fourth Proportional to 3,942.72, 5,913.95 and 1,602.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942.72 : 5,913.95 = 1,602.03 : x
2. Step 2: Convert to fraction form
   3,942.72/5,913.95 = 1,602.03/x
3. Step 3: Cross multiply
   3,942.72x = 5,913.95 × 1,602.03
4. Step 4: Simplify right side
   3,942.72x = 9,474,329.32
5. Step 5: Solve for x
   x = 9,474,329.32/3,942.72
6. Step 6: Final answer
   x = 2,402.99