Finding the Fourth Proportional to 8,063.42, 12,099.75 and 3,132.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,063.42 : 12,099.75 = 3,132.42 : x
2. Step 2: Convert to fraction form
   8,063.42/12,099.75 = 3,132.42/x
3. Step 3: Cross multiply
   8,063.42x = 12,099.75 × 3,132.42
4. Step 4: Simplify right side
   8,063.42x = 37,901,498.90
5. Step 5: Solve for x
   x = 37,901,498.90/8,063.42
6. Step 6: Final answer
   x = 4,700.42