Finding the Fourth Proportional to 11,426.79, 17,109.32 and 7,468.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,426.79 : 17,109.32 = 7,468.23 : x
2. Step 2: Convert to fraction form
   11,426.79/17,109.32 = 7,468.23/x
3. Step 3: Cross multiply
   11,426.79x = 17,109.32 × 7,468.23
4. Step 4: Simplify right side
   11,426.79x = 127,776,299.56
5. Step 5: Solve for x
   x = 127,776,299.56/11,426.79
6. Step 6: Final answer
   x = 11,182.17