Finding the Fourth Proportional to 9,240.72, 12,752.64 and 5,049.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,240.72 : 12,752.64 = 5,049.36 : x
2. Step 2: Convert to fraction form
   9,240.72/12,752.64 = 5,049.36/x
3. Step 3: Cross multiply
   9,240.72x = 12,752.64 × 5,049.36
4. Step 4: Simplify right side
   9,240.72x = 64,392,670.31
5. Step 5: Solve for x
   x = 64,392,670.31/9,240.72
6. Step 6: Final answer
   x = 6,968.36