Finding the Fourth Proportional to 8,665.39, 13,002.23 and 4,504.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665.39 : 13,002.23 = 4,504.63 : x
2. Step 2: Convert to fraction form
   8,665.39/13,002.23 = 4,504.63/x
3. Step 3: Cross multiply
   8,665.39x = 13,002.23 × 4,504.63
4. Step 4: Simplify right side
   8,665.39x = 58,570,235.32
5. Step 5: Solve for x
   x = 58,570,235.32/8,665.39
6. Step 6: Final answer
   x = 6,759.10