Finding the Fourth Proportional to 16,016.98, 22,102.32 and 9,642.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,016.98 : 22,102.32 = 9,642.34 : x
2. Step 2: Convert to fraction form
   16,016.98/22,102.32 = 9,642.34/x
3. Step 3: Cross multiply
   16,016.98x = 22,102.32 × 9,642.34
4. Step 4: Simplify right side
   16,016.98x = 213,118,084.23
5. Step 5: Solve for x
   x = 213,118,084.23/16,016.98
6. Step 6: Final answer
   x = 13,305.76