Finding the Fourth Proportional to 11,959.46, 17,940.34 and 4,062.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,959.46 : 17,940.34 = 4,062.78 : x
2. Step 2: Convert to fraction form
   11,959.46/17,940.34 = 4,062.78/x
3. Step 3: Cross multiply
   11,959.46x = 17,940.34 × 4,062.78
4. Step 4: Simplify right side
   11,959.46x = 72,887,654.55
5. Step 5: Solve for x
   x = 72,887,654.55/11,959.46
6. Step 6: Final answer
   x = 6,094.56