Finding the Fourth Proportional to 14,131.16, 21,180.59 and 7,894.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,131.16 : 21,180.59 = 7,894.06 : x
2. Step 2: Convert to fraction form
   14,131.16/21,180.59 = 7,894.06/x
3. Step 3: Cross multiply
   14,131.16x = 21,180.59 × 7,894.06
4. Step 4: Simplify right side
   14,131.16x = 167,200,785.48
5. Step 5: Solve for x
   x = 167,200,785.48/14,131.16
6. Step 6: Final answer
   x = 11,832.06