Finding the Fourth Proportional to 17,215.98, 23,758.83 and 13,483.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,215.98 : 23,758.83 = 13,483.50 : x
2. Step 2: Convert to fraction form
   17,215.98/23,758.83 = 13,483.50/x
3. Step 3: Cross multiply
   17,215.98x = 23,758.83 × 13,483.50
4. Step 4: Simplify right side
   17,215.98x = 320,352,184.31
5. Step 5: Solve for x
   x = 320,352,184.31/17,215.98
6. Step 6: Final answer
   x = 18,607.84