Finding the Fourth Proportional to 9,238.47, 12,748.50 and 5,046.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,238.47 : 12,748.50 = 5,046.72 : x
2. Step 2: Convert to fraction form
   9,238.47/12,748.50 = 5,046.72/x
3. Step 3: Cross multiply
   9,238.47x = 12,748.50 × 5,046.72
4. Step 4: Simplify right side
   9,238.47x = 64,338,109.92
5. Step 5: Solve for x
   x = 64,338,109.92/9,238.47
6. Step 6: Final answer
   x = 6,964.15