Finding the Fourth Proportional to 11,930.71, 16,472.62 and 7,456.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,930.71 : 16,472.62 = 7,456.47 : x
2. Step 2: Convert to fraction form
   11,930.71/16,472.62 = 7,456.47/x
3. Step 3: Cross multiply
   11,930.71x = 16,472.62 × 7,456.47
4. Step 4: Simplify right side
   11,930.71x = 122,827,619.39
5. Step 5: Solve for x
   x = 122,827,619.39/11,930.71
6. Step 6: Final answer
   x = 10,295.08