Finding the Fourth Proportional to 11,963.51, 16,532.42 and 8,974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,963.51 : 16,532.42 = 8,974.16 : x
2. Step 2: Convert to fraction form
   11,963.51/16,532.42 = 8,974.16/x
3. Step 3: Cross multiply
   11,963.51x = 16,532.42 × 8,974.16
4. Step 4: Simplify right side
   11,963.51x = 148,364,499.61
5. Step 5: Solve for x
   x = 148,364,499.61/11,963.51
6. Step 6: Final answer
   x = 12,401.42