Finding the Fourth Proportional to 11,418.82, 15,762.54 and 7,443.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,418.82 : 15,762.54 = 7,443.34 : x
2. Step 2: Convert to fraction form
   11,418.82/15,762.54 = 7,443.34/x
3. Step 3: Cross multiply
   11,418.82x = 15,762.54 × 7,443.34
4. Step 4: Simplify right side
   11,418.82x = 117,325,944.48
5. Step 5: Solve for x
   x = 117,325,944.48/11,418.82
6. Step 6: Final answer
   x = 10,274.79