Finding the Fourth Proportional to 3,743.01, 5,190.28 and 3,618.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743.01 : 5,190.28 = 3,618.47 : x
2. Step 2: Convert to fraction form
   3,743.01/5,190.28 = 3,618.47/x
3. Step 3: Cross multiply
   3,743.01x = 5,190.28 × 3,618.47
4. Step 4: Simplify right side
   3,743.01x = 18,780,876.40
5. Step 5: Solve for x
   x = 18,780,876.40/3,743.01
6. Step 6: Final answer
   x = 5,017.59