Finding the Fourth Proportional to 16,098.96, 22,253.74 and 13,430.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,098.96 : 22,253.74 = 13,430.82 : x
2. Step 2: Convert to fraction form
   16,098.96/22,253.74 = 13,430.82/x
3. Step 3: Cross multiply
   16,098.96x = 22,253.74 × 13,430.82
4. Step 4: Simplify right side
   16,098.96x = 298,885,976.27
5. Step 5: Solve for x
   x = 298,885,976.27/16,098.96
6. Step 6: Final answer
   x = 18,565.55