Finding the Fourth Proportional to 1,042.12, 1,437.46 and 792.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042.12 : 1,437.46 = 792.89 : x
2. Step 2: Convert to fraction form
   1,042.12/1,437.46 = 792.89/x
3. Step 3: Cross multiply
   1,042.12x = 1,437.46 × 792.89
4. Step 4: Simplify right side
   1,042.12x = 1,139,749.27
5. Step 5: Solve for x
   x = 1,139,749.27/1,042.12
6. Step 6: Final answer
   x = 1,093.69