Finding the Fourth Proportional to 11,238.09, 16,851.02 and 3,445.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,238.09 : 16,851.02 = 3,445.89 : x
2. Step 2: Convert to fraction form
   11,238.09/16,851.02 = 3,445.89/x
3. Step 3: Cross multiply
   11,238.09x = 16,851.02 × 3,445.89
4. Step 4: Simplify right side
   11,238.09x = 58,066,744.08
5. Step 5: Solve for x
   x = 58,066,744.08/11,238.09
6. Step 6: Final answer
   x = 5,166.96