Finding the Fourth Proportional to 19,999.62, 30,016.71 and 7,696.26

Step by Step Solution

1. Step 1: Write the proportion equation
   19,999.62 : 30,016.71 = 7,696.26 : x
2. Step 2: Convert to fraction form
   19,999.62/30,016.71 = 7,696.26/x
3. Step 3: Cross multiply
   19,999.62x = 30,016.71 × 7,696.26
4. Step 4: Simplify right side
   19,999.62x = 231,016,404.50
5. Step 5: Solve for x
   x = 231,016,404.50/19,999.62
6. Step 6: Final answer
   x = 11,551.04