Finding the Fourth Proportional to 1,659.34, 2,486.49 and 792.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.34 : 2,486.49 = 792.46 : x
2. Step 2: Convert to fraction form
   1,659.34/2,486.49 = 792.46/x
3. Step 3: Cross multiply
   1,659.34x = 2,486.49 × 792.46
4. Step 4: Simplify right side
   1,659.34x = 1,970,443.87
5. Step 5: Solve for x
   x = 1,970,443.87/1,659.34
6. Step 6: Final answer
   x = 1,187.49