Finding the Fourth Proportional to 3,735.31, 5,606.43 and 1,887.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,735.31 : 5,606.43 = 1,887.72 : x
2. Step 2: Convert to fraction form
   3,735.31/5,606.43 = 1,887.72/x
3. Step 3: Cross multiply
   3,735.31x = 5,606.43 × 1,887.72
4. Step 4: Simplify right side
   3,735.31x = 10,583,370.04
5. Step 5: Solve for x
   x = 10,583,370.04/3,735.31
6. Step 6: Final answer
   x = 2,833.33