Finding the Fourth Proportional to 9,348.72, 14,008.42 and 5,878.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,348.72 : 14,008.42 = 5,878.68 : x
2. Step 2: Convert to fraction form
   9,348.72/14,008.42 = 5,878.68/x
3. Step 3: Cross multiply
   9,348.72x = 14,008.42 × 5,878.68
4. Step 4: Simplify right side
   9,348.72x = 82,351,018.49
5. Step 5: Solve for x
   x = 82,351,018.49/9,348.72
6. Step 6: Final answer
   x = 8,808.80