Finding the Fourth Proportional to 2,436.31, 3,654.42 and 792.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.31 : 3,654.42 = 792.87 : x
2. Step 2: Convert to fraction form
   2,436.31/3,654.42 = 792.87/x
3. Step 3: Cross multiply
   2,436.31x = 3,654.42 × 792.87
4. Step 4: Simplify right side
   2,436.31x = 2,897,479.99
5. Step 5: Solve for x
   x = 2,897,479.99/2,436.31
6. Step 6: Final answer
   x = 1,189.29