Finding the Fourth Proportional to 2,699.56, 4,046.09 and 1,236.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.56 : 4,046.09 = 1,236.70 : x
2. Step 2: Convert to fraction form
   2,699.56/4,046.09 = 1,236.70/x
3. Step 3: Cross multiply
   2,699.56x = 4,046.09 × 1,236.70
4. Step 4: Simplify right side
   2,699.56x = 5,003,799.50
5. Step 5: Solve for x
   x = 5,003,799.50/2,699.56
6. Step 6: Final answer
   x = 1,853.56