Finding the Fourth Proportional to 16,507.94, 22,754.32 and 13,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,507.94 : 22,754.32 = 13,518.50 : x
2. Step 2: Convert to fraction form
   16,507.94/22,754.32 = 13,518.50/x
3. Step 3: Cross multiply
   16,507.94x = 22,754.32 × 13,518.50
4. Step 4: Simplify right side
   16,507.94x = 307,604,127.35
5. Step 5: Solve for x
   x = 307,604,127.35/16,507.94
6. Step 6: Final answer
   x = 18,633.71