Finding the Fourth Proportional to 11,433.39, 17,120.04 and 9,200.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,433.39 : 17,120.04 = 9,200.35 : x
2. Step 2: Convert to fraction form
   11,433.39/17,120.04 = 9,200.35/x
3. Step 3: Cross multiply
   11,433.39x = 17,120.04 × 9,200.35
4. Step 4: Simplify right side
   11,433.39x = 157,510,360.01
5. Step 5: Solve for x
   x = 157,510,360.01/11,433.39
6. Step 6: Final answer
   x = 13,776.35