Finding the Fourth Proportional to 11,047.28, 15,242.61 and 7,468.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,047.28 : 15,242.61 = 7,468.91 : x
2. Step 2: Convert to fraction form
   11,047.28/15,242.61 = 7,468.91/x
3. Step 3: Cross multiply
   11,047.28x = 15,242.61 × 7,468.91
4. Step 4: Simplify right side
   11,047.28x = 113,845,682.26
5. Step 5: Solve for x
   x = 113,845,682.26/11,047.28
6. Step 6: Final answer
   x = 10,305.31