Finding the Fourth Proportional to 5,587.22, 8,388.16 and 3,746.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,587.22 : 8,388.16 = 3,746.57 : x
2. Step 2: Convert to fraction form
   5,587.22/8,388.16 = 3,746.57/x
3. Step 3: Cross multiply
   5,587.22x = 8,388.16 × 3,746.57
4. Step 4: Simplify right side
   5,587.22x = 31,426,870.41
5. Step 5: Solve for x
   x = 31,426,870.41/5,587.22
6. Step 6: Final answer
   x = 5,624.77