Finding the Fourth Proportional to 9,245.43, 12,758.69 and 5,053.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,245.43 : 12,758.69 = 5,053.68 : x
2. Step 2: Convert to fraction form
   9,245.43/12,758.69 = 5,053.68/x
3. Step 3: Cross multiply
   9,245.43x = 12,758.69 × 5,053.68
4. Step 4: Simplify right side
   9,245.43x = 64,478,336.48
5. Step 5: Solve for x
   x = 64,478,336.48/9,245.43
6. Step 6: Final answer
   x = 6,974.08