Finding the Fourth Proportional to 3,308.39, 4,962.72 and 1,117.13

Step by Step Solution

1. Step 1: Write the proportion equation
   3,308.39 : 4,962.72 = 1,117.13 : x
2. Step 2: Convert to fraction form
   3,308.39/4,962.72 = 1,117.13/x
3. Step 3: Cross multiply
   3,308.39x = 4,962.72 × 1,117.13
4. Step 4: Simplify right side
   3,308.39x = 5,544,003.39
5. Step 5: Solve for x
   x = 5,544,003.39/3,308.39
6. Step 6: Final answer
   x = 1,675.74