Finding the Fourth Proportional to 9,948.72, 14,919.30 and 4,101.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,948.72 : 14,919.30 = 4,101.96 : x
2. Step 2: Convert to fraction form
   9,948.72/14,919.30 = 4,101.96/x
3. Step 3: Cross multiply
   9,948.72x = 14,919.30 × 4,101.96
4. Step 4: Simplify right side
   9,948.72x = 61,198,371.83
5. Step 5: Solve for x
   x = 61,198,371.83/9,948.72
6. Step 6: Final answer
   x = 6,151.38