Finding the Fourth Proportional to 12,629.16, 18,941.46 and 3,393

Step by Step Solution

1. Step 1: Write the proportion equation
   12,629.16 : 18,941.46 = 3,393 : x
2. Step 2: Convert to fraction form
   12,629.16/18,941.46 = 3,393/x
3. Step 3: Cross multiply
   12,629.16x = 18,941.46 × 3,393
4. Step 4: Simplify right side
   12,629.16x = 64,268,373.78
5. Step 5: Solve for x
   x = 64,268,373.78/12,629.16
6. Step 6: Final answer
   x = 5,088.89