Finding the Fourth Proportional to 2,282.19, 3,423.83 and 1,186.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.19 : 3,423.83 = 1,186.31 : x
2. Step 2: Convert to fraction form
   2,282.19/3,423.83 = 1,186.31/x
3. Step 3: Cross multiply
   2,282.19x = 3,423.83 × 1,186.31
4. Step 4: Simplify right side
   2,282.19x = 4,061,700.72
5. Step 5: Solve for x
   x = 4,061,700.72/2,282.19
6. Step 6: Final answer
   x = 1,779.74