Finding the Fourth Proportional to 16,476.56, 22,738.02 and 9,402.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,476.56 : 22,738.02 = 9,402.84 : x
2. Step 2: Convert to fraction form
   16,476.56/22,738.02 = 9,402.84/x
3. Step 3: Cross multiply
   16,476.56x = 22,738.02 × 9,402.84
4. Step 4: Simplify right side
   16,476.56x = 213,801,963.98
5. Step 5: Solve for x
   x = 213,801,963.98/16,476.56
6. Step 6: Final answer
   x = 12,976.13