Finding the Fourth Proportional to 1,070.34, 1,475.73 and 873.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070.34 : 1,475.73 = 873.42 : x
2. Step 2: Convert to fraction form
   1,070.34/1,475.73 = 873.42/x
3. Step 3: Cross multiply
   1,070.34x = 1,475.73 × 873.42
4. Step 4: Simplify right side
   1,070.34x = 1,288,932.10
5. Step 5: Solve for x
   x = 1,288,932.10/1,070.34
6. Step 6: Final answer
   x = 1,204.23