Finding the Fourth Proportional to 16,953.74, 23,397.54 and 9,400.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,953.74 : 23,397.54 = 9,400.82 : x
2. Step 2: Convert to fraction form
   16,953.74/23,397.54 = 9,400.82/x
3. Step 3: Cross multiply
   16,953.74x = 23,397.54 × 9,400.82
4. Step 4: Simplify right side
   16,953.74x = 219,956,061.98
5. Step 5: Solve for x
   x = 219,956,061.98/16,953.74
6. Step 6: Final answer
   x = 12,973.90