Finding the Fourth Proportional to 11,117.40, 16,667.82 and 3,717.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,117.40 : 16,667.82 = 3,717.48 : x
2. Step 2: Convert to fraction form
   11,117.40/16,667.82 = 3,717.48/x
3. Step 3: Cross multiply
   11,117.40x = 16,667.82 × 3,717.48
4. Step 4: Simplify right side
   11,117.40x = 61,962,287.49
5. Step 5: Solve for x
   x = 61,962,287.49/11,117.40
6. Step 6: Final answer
   x = 5,573.45