Finding the Fourth Proportional to 9,348.41, 12,900.63 and 5,099.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,348.41 : 12,900.63 = 5,099.48 : x
2. Step 2: Convert to fraction form
   9,348.41/12,900.63 = 5,099.48/x
3. Step 3: Cross multiply
   9,348.41x = 12,900.63 × 5,099.48
4. Step 4: Simplify right side
   9,348.41x = 65,786,504.67
5. Step 5: Solve for x
   x = 65,786,504.67/9,348.41
6. Step 6: Final answer
   x = 7,037.19