Finding the Fourth Proportional to 9,440.94, 12,973.82 and 9,007.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,440.94 : 12,973.82 = 9,007.32 : x
2. Step 2: Convert to fraction form
   9,440.94/12,973.82 = 9,007.32/x
3. Step 3: Cross multiply
   9,440.94x = 12,973.82 × 9,007.32
4. Step 4: Simplify right side
   9,440.94x = 116,859,348.36
5. Step 5: Solve for x
   x = 116,859,348.36/9,440.94
6. Step 6: Final answer
   x = 12,377.94