Finding the Fourth Proportional to 12,355.06, 17,036.85 and 9,832.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,355.06 : 17,036.85 = 9,832.18 : x
2. Step 2: Convert to fraction form
   12,355.06/17,036.85 = 9,832.18/x
3. Step 3: Cross multiply
   12,355.06x = 17,036.85 × 9,832.18
4. Step 4: Simplify right side
   12,355.06x = 167,509,375.83
5. Step 5: Solve for x
   x = 167,509,375.83/12,355.06
6. Step 6: Final answer
   x = 13,557.96