Finding the Fourth Proportional to 9,663.93, 13,336.05 and 5,414.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,663.93 : 13,336.05 = 5,414.94 : x
2. Step 2: Convert to fraction form
   9,663.93/13,336.05 = 5,414.94/x
3. Step 3: Cross multiply
   9,663.93x = 13,336.05 × 5,414.94
4. Step 4: Simplify right side
   9,663.93x = 72,213,910.59
5. Step 5: Solve for x
   x = 72,213,910.59/9,663.93
6. Step 6: Final answer
   x = 7,472.52