Finding the Fourth Proportional to 8,537.38, 12,807.89 and 3,343.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,537.38 : 12,807.89 = 3,343.25 : x
2. Step 2: Convert to fraction form
   8,537.38/12,807.89 = 3,343.25/x
3. Step 3: Cross multiply
   8,537.38x = 12,807.89 × 3,343.25
4. Step 4: Simplify right side
   8,537.38x = 42,819,961.53
5. Step 5: Solve for x
   x = 42,819,961.53/8,537.38
6. Step 6: Final answer
   x = 5,015.59