Finding the Fourth Proportional to 9,472.83, 13,072.41 and 5,440.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,472.83 : 13,072.41 = 5,440.32 : x
2. Step 2: Convert to fraction form
   9,472.83/13,072.41 = 5,440.32/x
3. Step 3: Cross multiply
   9,472.83x = 13,072.41 × 5,440.32
4. Step 4: Simplify right side
   9,472.83x = 71,118,093.57
5. Step 5: Solve for x
   x = 71,118,093.57/9,472.83
6. Step 6: Final answer
   x = 7,507.59