Finding the Fourth Proportional to 2,623.50, 3,932.55 and 1,237.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623.50 : 3,932.55 = 1,237.59 : x
2. Step 2: Convert to fraction form
   2,623.50/3,932.55 = 1,237.59/x
3. Step 3: Cross multiply
   2,623.50x = 3,932.55 × 1,237.59
4. Step 4: Simplify right side
   2,623.50x = 4,866,884.55
5. Step 5: Solve for x
   x = 4,866,884.55/2,623.50
6. Step 6: Final answer
   x = 1,855.11