Finding the Fourth Proportional to 4,196.79, 6,294.45 and 1,118.07

Step by Step Solution

1. Step 1: Write the proportion equation
   4,196.79 : 6,294.45 = 1,118.07 : x
2. Step 2: Convert to fraction form
   4,196.79/6,294.45 = 1,118.07/x
3. Step 3: Cross multiply
   4,196.79x = 6,294.45 × 1,118.07
4. Step 4: Simplify right side
   4,196.79x = 7,037,635.71
5. Step 5: Solve for x
   x = 7,037,635.71/4,196.79
6. Step 6: Final answer
   x = 1,676.91