Finding the Fourth Proportional to 2,623.46, 3,932.69 and 1,235.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623.46 : 3,932.69 = 1,235.86 : x
2. Step 2: Convert to fraction form
   2,623.46/3,932.69 = 1,235.86/x
3. Step 3: Cross multiply
   2,623.46x = 3,932.69 × 1,235.86
4. Step 4: Simplify right side
   2,623.46x = 4,860,238.25
5. Step 5: Solve for x
   x = 4,860,238.25/2,623.46
6. Step 6: Final answer
   x = 1,852.61