Finding the Fourth Proportional to 12,085.02, 18,149.13 and 7,933.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,085.02 : 18,149.13 = 7,933.50 : x
2. Step 2: Convert to fraction form
   12,085.02/18,149.13 = 7,933.50/x
3. Step 3: Cross multiply
   12,085.02x = 18,149.13 × 7,933.50
4. Step 4: Simplify right side
   12,085.02x = 143,986,122.86
5. Step 5: Solve for x
   x = 143,986,122.86/12,085.02
6. Step 6: Final answer
   x = 11,914.43