Finding the Fourth Proportional to 17,384.42, 23,987.29 and 10,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,384.42 : 23,987.29 = 10,215.50 : x
2. Step 2: Convert to fraction form
   17,384.42/23,987.29 = 10,215.50/x
3. Step 3: Cross multiply
   17,384.42x = 23,987.29 × 10,215.50
4. Step 4: Simplify right side
   17,384.42x = 245,042,049.95
5. Step 5: Solve for x
   x = 245,042,049.95/17,384.42
6. Step 6: Final answer
   x = 14,095.50