Finding the Fourth Proportional to 9,059.56, 12,483.03 and 8,436.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,059.56 : 12,483.03 = 8,436.22 : x
2. Step 2: Convert to fraction form
   9,059.56/12,483.03 = 8,436.22/x
3. Step 3: Cross multiply
   9,059.56x = 12,483.03 × 8,436.22
4. Step 4: Simplify right side
   9,059.56x = 105,309,587.35
5. Step 5: Solve for x
   x = 105,309,587.35/9,059.56
6. Step 6: Final answer
   x = 11,624.14