Finding the Fourth Proportional to 2,192.61, 3,284.58 and 1,151.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.61 : 3,284.58 = 1,151.06 : x
2. Step 2: Convert to fraction form
   2,192.61/3,284.58 = 1,151.06/x
3. Step 3: Cross multiply
   2,192.61x = 3,284.58 × 1,151.06
4. Step 4: Simplify right side
   2,192.61x = 3,780,736.55
5. Step 5: Solve for x
   x = 3,780,736.55/2,192.61
6. Step 6: Final answer
   x = 1,724.31