Finding the Fourth Proportional to 16,109.13, 22,230.55 and 9,393.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,109.13 : 22,230.55 = 9,393.46 : x
2. Step 2: Convert to fraction form
   16,109.13/22,230.55 = 9,393.46/x
3. Step 3: Cross multiply
   16,109.13x = 22,230.55 × 9,393.46
4. Step 4: Simplify right side
   16,109.13x = 208,821,782.20
5. Step 5: Solve for x
   x = 208,821,782.20/16,109.13
6. Step 6: Final answer
   x = 12,962.95