Finding the Fourth Proportional to 9,959.61, 14,940.78 and 3,384.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,959.61 : 14,940.78 = 3,384.03 : x
2. Step 2: Convert to fraction form
   9,959.61/14,940.78 = 3,384.03/x
3. Step 3: Cross multiply
   9,959.61x = 14,940.78 × 3,384.03
4. Step 4: Simplify right side
   9,959.61x = 50,560,047.74
5. Step 5: Solve for x
   x = 50,560,047.74/9,959.61
6. Step 6: Final answer
   x = 5,076.51