Finding the Fourth Proportional to 1,030.24, 1,419.27 and 852.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030.24 : 1,419.27 = 852.46 : x
2. Step 2: Convert to fraction form
   1,030.24/1,419.27 = 852.46/x
3. Step 3: Cross multiply
   1,030.24x = 1,419.27 × 852.46
4. Step 4: Simplify right side
   1,030.24x = 1,209,870.90
5. Step 5: Solve for x
   x = 1,209,870.90/1,030.24
6. Step 6: Final answer
   x = 1,174.36