Finding the Fourth Proportional to 9,603.16, 14,406.69 and 5,445.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,603.16 : 14,406.69 = 5,445.02 : x
2. Step 2: Convert to fraction form
   9,603.16/14,406.69 = 5,445.02/x
3. Step 3: Cross multiply
   9,603.16x = 14,406.69 × 5,445.02
4. Step 4: Simplify right side
   9,603.16x = 78,444,771.62
5. Step 5: Solve for x
   x = 78,444,771.62/9,603.16
6. Step 6: Final answer
   x = 8,168.64