Finding the Fourth Proportional to 1,499.33, 2,246.56 and 883.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.33 : 2,246.56 = 883.60 : x
2. Step 2: Convert to fraction form
   1,499.33/2,246.56 = 883.60/x
3. Step 3: Cross multiply
   1,499.33x = 2,246.56 × 883.60
4. Step 4: Simplify right side
   1,499.33x = 1,985,060.42
5. Step 5: Solve for x
   x = 1,985,060.42/1,499.33
6. Step 6: Final answer
   x = 1,323.96