Finding the Fourth Proportional to 1,184.86, 1,774.18 and 836.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184.86 : 1,774.18 = 836.31 : x
2. Step 2: Convert to fraction form
   1,184.86/1,774.18 = 836.31/x
3. Step 3: Cross multiply
   1,184.86x = 1,774.18 × 836.31
4. Step 4: Simplify right side
   1,184.86x = 1,483,764.48
5. Step 5: Solve for x
   x = 1,483,764.48/1,184.86
6. Step 6: Final answer
   x = 1,252.27