Finding the Fourth Proportional to 1,496.08, 2,245.20 and 911.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496.08 : 2,245.20 = 911.62 : x
2. Step 2: Convert to fraction form
   1,496.08/2,245.20 = 911.62/x
3. Step 3: Cross multiply
   1,496.08x = 2,245.20 × 911.62
4. Step 4: Simplify right side
   1,496.08x = 2,046,769.22
5. Step 5: Solve for x
   x = 2,046,769.22/1,496.08
6. Step 6: Final answer
   x = 1,368.09