Finding the Fourth Proportional to 9,245.28, 12,758.52 and 5,053.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,245.28 : 12,758.52 = 5,053.56 : x
2. Step 2: Convert to fraction form
   9,245.28/12,758.52 = 5,053.56/x
3. Step 3: Cross multiply
   9,245.28x = 12,758.52 × 5,053.56
4. Step 4: Simplify right side
   9,245.28x = 64,475,946.33
5. Step 5: Solve for x
   x = 64,475,946.33/9,245.28
6. Step 6: Final answer
   x = 6,973.93