Finding the Fourth Proportional to 12,164.16, 16,786.76 and 7,132.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,164.16 : 16,786.76 = 7,132.01 : x
2. Step 2: Convert to fraction form
   12,164.16/16,786.76 = 7,132.01/x
3. Step 3: Cross multiply
   12,164.16x = 16,786.76 × 7,132.01
4. Step 4: Simplify right side
   12,164.16x = 119,723,393.79
5. Step 5: Solve for x
   x = 119,723,393.79/12,164.16
6. Step 6: Final answer
   x = 9,842.30