Finding the Fourth Proportional to 9,903.40, 14,854.72 and 2,508.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,903.40 : 14,854.72 = 2,508.12 : x
2. Step 2: Convert to fraction form
   9,903.40/14,854.72 = 2,508.12/x
3. Step 3: Cross multiply
   9,903.40x = 14,854.72 × 2,508.12
4. Step 4: Simplify right side
   9,903.40x = 37,257,420.33
5. Step 5: Solve for x
   x = 37,257,420.33/9,903.40
6. Step 6: Final answer
   x = 3,762.08