Finding the Fourth Proportional to 9,055.28, 12,496.20 and 5,076.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,055.28 : 12,496.20 = 5,076.56 : x
2. Step 2: Convert to fraction form
   9,055.28/12,496.20 = 5,076.56/x
3. Step 3: Cross multiply
   9,055.28x = 12,496.20 × 5,076.56
4. Step 4: Simplify right side
   9,055.28x = 63,437,709.07
5. Step 5: Solve for x
   x = 63,437,709.07/9,055.28
6. Step 6: Final answer
   x = 7,005.60