Finding the Fourth Proportional to 2,328.35, 3,492.69 and 867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.35 : 3,492.69 = 867.50 : x
2. Step 2: Convert to fraction form
   2,328.35/3,492.69 = 867.50/x
3. Step 3: Cross multiply
   2,328.35x = 3,492.69 × 867.50
4. Step 4: Simplify right side
   2,328.35x = 3,029,908.58
5. Step 5: Solve for x
   x = 3,029,908.58/2,328.35
6. Step 6: Final answer
   x = 1,301.31