Finding the Fourth Proportional to 16,386.98, 24,559.94 and 7,015.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,386.98 : 24,559.94 = 7,015.98 : x
2. Step 2: Convert to fraction form
   16,386.98/24,559.94 = 7,015.98/x
3. Step 3: Cross multiply
   16,386.98x = 24,559.94 × 7,015.98
4. Step 4: Simplify right side
   16,386.98x = 172,312,047.84
5. Step 5: Solve for x
   x = 172,312,047.84/16,386.98
6. Step 6: Final answer
   x = 10,515.18