Finding the Fourth Proportional to 11,426.83, 17,133.32 and 7,473.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,426.83 : 17,133.32 = 7,473.31 : x
2. Step 2: Convert to fraction form
   11,426.83/17,133.32 = 7,473.31/x
3. Step 3: Cross multiply
   11,426.83x = 17,133.32 × 7,473.31
4. Step 4: Simplify right side
   11,426.83x = 128,042,531.49
5. Step 5: Solve for x
   x = 128,042,531.49/11,426.83
6. Step 6: Final answer
   x = 11,205.43