Finding the Fourth Proportional to 16,345.84, 22,558.86 and 9,971.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,345.84 : 22,558.86 = 9,971.96 : x
2. Step 2: Convert to fraction form
   16,345.84/22,558.86 = 9,971.96/x
3. Step 3: Cross multiply
   16,345.84x = 22,558.86 × 9,971.96
4. Step 4: Simplify right side
   16,345.84x = 224,956,049.57
5. Step 5: Solve for x
   x = 224,956,049.57/16,345.84
6. Step 6: Final answer
   x = 13,762.28