Finding the Fourth Proportional to 11,361.03, 15,672.72 and 7,326.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,361.03 : 15,672.72 = 7,326.79 : x
2. Step 2: Convert to fraction form
   11,361.03/15,672.72 = 7,326.79/x
3. Step 3: Cross multiply
   11,361.03x = 15,672.72 × 7,326.79
4. Step 4: Simplify right side
   11,361.03x = 114,830,613.17
5. Step 5: Solve for x
   x = 114,830,613.17/11,361.03
6. Step 6: Final answer
   x = 10,107.42