Finding the Fourth Proportional to 5,863.51, 8,789.05 and 3,642.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,863.51 : 8,789.05 = 3,642.31 : x
2. Step 2: Convert to fraction form
   5,863.51/8,789.05 = 3,642.31/x
3. Step 3: Cross multiply
   5,863.51x = 8,789.05 × 3,642.31
4. Step 4: Simplify right side
   5,863.51x = 32,012,444.71
5. Step 5: Solve for x
   x = 32,012,444.71/5,863.51
6. Step 6: Final answer
   x = 5,459.60