Finding the Fourth Proportional to 16,138.02, 22,270.50 and 9,064.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,138.02 : 22,270.50 = 9,064.47 : x
2. Step 2: Convert to fraction form
   16,138.02/22,270.50 = 9,064.47/x
3. Step 3: Cross multiply
   16,138.02x = 22,270.50 × 9,064.47
4. Step 4: Simplify right side
   16,138.02x = 201,870,279.14
5. Step 5: Solve for x
   x = 201,870,279.14/16,138.02
6. Step 6: Final answer
   x = 12,508.99