Finding the Fourth Proportional to 1,105.02, 1,657.56 and 884.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.02 : 1,657.56 = 884.63 : x
2. Step 2: Convert to fraction form
   1,105.02/1,657.56 = 884.63/x
3. Step 3: Cross multiply
   1,105.02x = 1,657.56 × 884.63
4. Step 4: Simplify right side
   1,105.02x = 1,466,320.46
5. Step 5: Solve for x
   x = 1,466,320.46/1,105.02
6. Step 6: Final answer
   x = 1,326.96