Finding the Fourth Proportional to 3,746.31, 5,132.38 and 3,606.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,746.31 : 5,132.38 = 3,606.09 : x
2. Step 2: Convert to fraction form
   3,746.31/5,132.38 = 3,606.09/x
3. Step 3: Cross multiply
   3,746.31x = 5,132.38 × 3,606.09
4. Step 4: Simplify right side
   3,746.31x = 18,507,824.19
5. Step 5: Solve for x
   x = 18,507,824.19/3,746.31
6. Step 6: Final answer
   x = 4,940.28