Finding the Fourth Proportional to 2,436.60, 3,654.72 and 1,266.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.60 : 3,654.72 = 1,266.03 : x
2. Step 2: Convert to fraction form
   2,436.60/3,654.72 = 1,266.03/x
3. Step 3: Cross multiply
   2,436.60x = 3,654.72 × 1,266.03
4. Step 4: Simplify right side
   2,436.60x = 4,626,985.16
5. Step 5: Solve for x
   x = 4,626,985.16/2,436.60
6. Step 6: Final answer
   x = 1,898.95