Finding the Fourth Proportional to 16,327.19, 22,499.93 and 11,012.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,327.19 : 22,499.93 = 11,012.78 : x
2. Step 2: Convert to fraction form
   16,327.19/22,499.93 = 11,012.78/x
3. Step 3: Cross multiply
   16,327.19x = 22,499.93 × 11,012.78
4. Step 4: Simplify right side
   16,327.19x = 247,786,862.89
5. Step 5: Solve for x
   x = 247,786,862.89/16,327.19
6. Step 6: Final answer
   x = 15,176.33