Finding the Fourth Proportional to 16,071.58, 22,178.76 and 8,998.01

Step by Step Solution

1. Step 1: Write the proportion equation
   16,071.58 : 22,178.76 = 8,998.01 : x
2. Step 2: Convert to fraction form
   16,071.58/22,178.76 = 8,998.01/x
3. Step 3: Cross multiply
   16,071.58x = 22,178.76 × 8,998.01
4. Step 4: Simplify right side
   16,071.58x = 199,564,593.37
5. Step 5: Solve for x
   x = 199,564,593.37/16,071.58
6. Step 6: Final answer
   x = 12,417.24