Finding the Fourth Proportional to 5,671.58, 8,499.18 and 4,976.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671.58 : 8,499.18 = 4,976.60 : x
2. Step 2: Convert to fraction form
   5,671.58/8,499.18 = 4,976.60/x
3. Step 3: Cross multiply
   5,671.58x = 8,499.18 × 4,976.60
4. Step 4: Simplify right side
   5,671.58x = 42,297,019.19
5. Step 5: Solve for x
   x = 42,297,019.19/5,671.58
6. Step 6: Final answer
   x = 7,457.71