Finding the Fourth Proportional to 9,603.15, 14,405.69 and 3,445.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,603.15 : 14,405.69 = 3,445.71 : x
2. Step 2: Convert to fraction form
   9,603.15/14,405.69 = 3,445.71/x
3. Step 3: Cross multiply
   9,603.15x = 14,405.69 × 3,445.71
4. Step 4: Simplify right side
   9,603.15x = 49,637,812.86
5. Step 5: Solve for x
   x = 49,637,812.86/9,603.15
6. Step 6: Final answer
   x = 5,168.91