Finding the Fourth Proportional to 2,092.34, 3,137.43 and 859.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.34 : 3,137.43 = 859.52 : x
2. Step 2: Convert to fraction form
   2,092.34/3,137.43 = 859.52/x
3. Step 3: Cross multiply
   2,092.34x = 3,137.43 × 859.52
4. Step 4: Simplify right side
   2,092.34x = 2,696,683.83
5. Step 5: Solve for x
   x = 2,696,683.83/2,092.34
6. Step 6: Final answer
   x = 1,288.84