Finding the Fourth Proportional to 5,888.76, 8,118.06 and 4,209.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,888.76 : 8,118.06 = 4,209.72 : x
2. Step 2: Convert to fraction form
   5,888.76/8,118.06 = 4,209.72/x
3. Step 3: Cross multiply
   5,888.76x = 8,118.06 × 4,209.72
4. Step 4: Simplify right side
   5,888.76x = 34,174,759.54
5. Step 5: Solve for x
   x = 34,174,759.54/5,888.76
6. Step 6: Final answer
   x = 5,803.39