Finding the Fourth Proportional to 2,328.28, 3,490.79 and 1,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.28 : 3,490.79 = 1,094.50 : x
2. Step 2: Convert to fraction form
   2,328.28/3,490.79 = 1,094.50/x
3. Step 3: Cross multiply
   2,328.28x = 3,490.79 × 1,094.50
4. Step 4: Simplify right side
   2,328.28x = 3,820,669.66
5. Step 5: Solve for x
   x = 3,820,669.66/2,328.28
6. Step 6: Final answer
   x = 1,640.99