Finding the Fourth Proportional to 11,067.76, 15,276.72 and 7,293.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,067.76 : 15,276.72 = 7,293.70 : x
2. Step 2: Convert to fraction form
   11,067.76/15,276.72 = 7,293.70/x
3. Step 3: Cross multiply
   11,067.76x = 15,276.72 × 7,293.70
4. Step 4: Simplify right side
   11,067.76x = 111,423,812.66
5. Step 5: Solve for x
   x = 111,423,812.66/11,067.76
6. Step 6: Final answer
   x = 10,067.42