Finding the Fourth Proportional to 9,375.12, 14,064.57 and 3,531.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,375.12 : 14,064.57 = 3,531.78 : x
2. Step 2: Convert to fraction form
   9,375.12/14,064.57 = 3,531.78/x
3. Step 3: Cross multiply
   9,375.12x = 14,064.57 × 3,531.78
4. Step 4: Simplify right side
   9,375.12x = 49,672,967.03
5. Step 5: Solve for x
   x = 49,672,967.03/9,375.12
6. Step 6: Final answer
   x = 5,298.38