Finding the Fourth Proportional to 16,300.56, 22,491.51 and 9,922.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,300.56 : 22,491.51 = 9,922.87 : x
2. Step 2: Convert to fraction form
   16,300.56/22,491.51 = 9,922.87/x
3. Step 3: Cross multiply
   16,300.56x = 22,491.51 × 9,922.87
4. Step 4: Simplify right side
   16,300.56x = 223,180,329.83
5. Step 5: Solve for x
   x = 223,180,329.83/16,300.56
6. Step 6: Final answer
   x = 13,691.57