Finding the Fourth Proportional to 1,100.53, 1,651.16 and 552.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.53 : 1,651.16 = 552.43 : x
2. Step 2: Convert to fraction form
   1,100.53/1,651.16 = 552.43/x
3. Step 3: Cross multiply
   1,100.53x = 1,651.16 × 552.43
4. Step 4: Simplify right side
   1,100.53x = 912,147.56
5. Step 5: Solve for x
   x = 912,147.56/1,100.53
6. Step 6: Final answer
   x = 828.83