Finding the Fourth Proportional to 16,136.52, 22,267.20 and 9,064.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,136.52 : 22,267.20 = 9,064.12 : x
2. Step 2: Convert to fraction form
   16,136.52/22,267.20 = 9,064.12/x
3. Step 3: Cross multiply
   16,136.52x = 22,267.20 × 9,064.12
4. Step 4: Simplify right side
   16,136.52x = 201,832,572.86
5. Step 5: Solve for x
   x = 201,832,572.86/16,136.52
6. Step 6: Final answer
   x = 12,507.81