Finding the Fourth Proportional to 12,070.71, 18,105.36 and 3,304.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,070.71 : 18,105.36 = 3,304.98 : x
2. Step 2: Convert to fraction form
   12,070.71/18,105.36 = 3,304.98/x
3. Step 3: Cross multiply
   12,070.71x = 18,105.36 × 3,304.98
4. Step 4: Simplify right side
   12,070.71x = 59,837,852.69
5. Step 5: Solve for x
   x = 59,837,852.69/12,070.71
6. Step 6: Final answer
   x = 4,957.28