Finding the Fourth Proportional to 10,462.73, 14,458.35 and 7,940.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,462.73 : 14,458.35 = 7,940.39 : x
2. Step 2: Convert to fraction form
   10,462.73/14,458.35 = 7,940.39/x
3. Step 3: Cross multiply
   10,462.73x = 14,458.35 × 7,940.39
4. Step 4: Simplify right side
   10,462.73x = 114,804,865.46
5. Step 5: Solve for x
   x = 114,804,865.46/10,462.73
6. Step 6: Final answer
   x = 10,972.75