Finding the Fourth Proportional to 16,071.56, 22,178.98 and 9,698.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,071.56 : 22,178.98 = 9,698.48 : x
2. Step 2: Convert to fraction form
   16,071.56/22,178.98 = 9,698.48/x
3. Step 3: Cross multiply
   16,071.56x = 22,178.98 × 9,698.48
4. Step 4: Simplify right side
   16,071.56x = 215,102,393.95
5. Step 5: Solve for x
   x = 215,102,393.95/16,071.56
6. Step 6: Final answer
   x = 13,384.04