Finding the Fourth Proportional to 16,008.18, 22,087.53 and 9,719.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,008.18 : 22,087.53 = 9,719.34 : x
2. Step 2: Convert to fraction form
   16,008.18/22,087.53 = 9,719.34/x
3. Step 3: Cross multiply
   16,008.18x = 22,087.53 × 9,719.34
4. Step 4: Simplify right side
   16,008.18x = 214,676,213.83
5. Step 5: Solve for x
   x = 214,676,213.83/16,008.18
6. Step 6: Final answer
   x = 13,410.41