Finding the Fourth Proportional to 8,870.50, 13,308.18 and 3,676.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,870.50 : 13,308.18 = 3,676.38 : x
2. Step 2: Convert to fraction form
   8,870.50/13,308.18 = 3,676.38/x
3. Step 3: Cross multiply
   8,870.50x = 13,308.18 × 3,676.38
4. Step 4: Simplify right side
   8,870.50x = 48,925,926.79
5. Step 5: Solve for x
   x = 48,925,926.79/8,870.50
6. Step 6: Final answer
   x = 5,515.58