Finding the Fourth Proportional to 11,423.34, 15,759.57 and 7,443

Step by Step Solution

1. Step 1: Write the proportion equation
   11,423.34 : 15,759.57 = 7,443 : x
2. Step 2: Convert to fraction form
   11,423.34/15,759.57 = 7,443/x
3. Step 3: Cross multiply
   11,423.34x = 15,759.57 × 7,443
4. Step 4: Simplify right side
   11,423.34x = 117,298,479.51
5. Step 5: Solve for x
   x = 117,298,479.51/11,423.34
6. Step 6: Final answer
   x = 10,268.32