Finding the Fourth Proportional to 2,658.84, 3,985.14 and 1,196.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.84 : 3,985.14 = 1,196.28 : x
2. Step 2: Convert to fraction form
   2,658.84/3,985.14 = 1,196.28/x
3. Step 3: Cross multiply
   2,658.84x = 3,985.14 × 1,196.28
4. Step 4: Simplify right side
   2,658.84x = 4,767,343.28
5. Step 5: Solve for x
   x = 4,767,343.28/2,658.84
6. Step 6: Final answer
   x = 1,793.02