Finding the Fourth Proportional to 3,979.36, 5,492.32 and 2,300.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,979.36 : 5,492.32 = 2,300.52 : x
2. Step 2: Convert to fraction form
   3,979.36/5,492.32 = 2,300.52/x
3. Step 3: Cross multiply
   3,979.36x = 5,492.32 × 2,300.52
4. Step 4: Simplify right side
   3,979.36x = 12,635,192.01
5. Step 5: Solve for x
   x = 12,635,192.01/3,979.36
6. Step 6: Final answer
   x = 3,175.18