Finding the Fourth Proportional to 9,256.32, 12,776.76 and 7,371.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,256.32 : 12,776.76 = 7,371.36 : x
2. Step 2: Convert to fraction form
   9,256.32/12,776.76 = 7,371.36/x
3. Step 3: Cross multiply
   9,256.32x = 12,776.76 × 7,371.36
4. Step 4: Simplify right side
   9,256.32x = 94,182,097.59
5. Step 5: Solve for x
   x = 94,182,097.59/9,256.32
6. Step 6: Final answer
   x = 10,174.90