Finding the Fourth Proportional to 2,523.98, 3,786.39 and 792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.98 : 3,786.39 = 792.50 : x
2. Step 2: Convert to fraction form
   2,523.98/3,786.39 = 792.50/x
3. Step 3: Cross multiply
   2,523.98x = 3,786.39 × 792.50
4. Step 4: Simplify right side
   2,523.98x = 3,000,714.08
5. Step 5: Solve for x
   x = 3,000,714.08/2,523.98
6. Step 6: Final answer
   x = 1,188.88