Finding the Fourth Proportional to 16,145.00, 22,279.07 and 9,432.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,145.00 : 22,279.07 = 9,432.53 : x
2. Step 2: Convert to fraction form
   16,145.00/22,279.07 = 9,432.53/x
3. Step 3: Cross multiply
   16,145.00x = 22,279.07 × 9,432.53
4. Step 4: Simplify right side
   16,145.00x = 210,147,837.59
5. Step 5: Solve for x
   x = 210,147,837.59/16,145.00
6. Step 6: Final answer
   x = 13,016.28