Finding the Fourth Proportional to 11,972.16, 16,522.40 and 7,932.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,972.16 : 16,522.40 = 7,932.02 : x
2. Step 2: Convert to fraction form
   11,972.16/16,522.40 = 7,932.02/x
3. Step 3: Cross multiply
   11,972.16x = 16,522.40 × 7,932.02
4. Step 4: Simplify right side
   11,972.16x = 131,056,007.25
5. Step 5: Solve for x
   x = 131,056,007.25/11,972.16
6. Step 6: Final answer
   x = 10,946.73