Finding the Fourth Proportional to 6,875.30, 9,487.94 and 3,731.49

Step by Step Solution

1. Step 1: Write the proportion equation
   6,875.30 : 9,487.94 = 3,731.49 : x
2. Step 2: Convert to fraction form
   6,875.30/9,487.94 = 3,731.49/x
3. Step 3: Cross multiply
   6,875.30x = 9,487.94 × 3,731.49
4. Step 4: Simplify right side
   6,875.30x = 35,404,105.79
5. Step 5: Solve for x
   x = 35,404,105.79/6,875.30
6. Step 6: Final answer
   x = 5,149.47