Finding the Fourth Proportional to 9,587.60, 14,296.72 and 8,422.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,587.60 : 14,296.72 = 8,422.38 : x
2. Step 2: Convert to fraction form
   9,587.60/14,296.72 = 8,422.38/x
3. Step 3: Cross multiply
   9,587.60x = 14,296.72 × 8,422.38
4. Step 4: Simplify right side
   9,587.60x = 120,412,408.59
5. Step 5: Solve for x
   x = 120,412,408.59/9,587.60
6. Step 6: Final answer
   x = 12,559.18