Finding the Fourth Proportional to 9,949.92, 14,927.96 and 4,107

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949.92 : 14,927.96 = 4,107 : x
2. Step 2: Convert to fraction form
   9,949.92/14,927.96 = 4,107/x
3. Step 3: Cross multiply
   9,949.92x = 14,927.96 × 4,107
4. Step 4: Simplify right side
   9,949.92x = 61,309,131.72
5. Step 5: Solve for x
   x = 61,309,131.72/9,949.92
6. Step 6: Final answer
   x = 6,161.77