Finding the Fourth Proportional to 3,605.02, 4,976.17 and 2,113.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605.02 : 4,976.17 = 2,113.42 : x
2. Step 2: Convert to fraction form
   3,605.02/4,976.17 = 2,113.42/x
3. Step 3: Cross multiply
   3,605.02x = 4,976.17 × 2,113.42
4. Step 4: Simplify right side
   3,605.02x = 10,516,737.20
5. Step 5: Solve for x
   x = 10,516,737.20/3,605.02
6. Step 6: Final answer
   x = 2,917.25