Finding the Fourth Proportional to 2,347.56, 3,524.81 and 1,309.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.56 : 3,524.81 = 1,309.59 : x
2. Step 2: Convert to fraction form
   2,347.56/3,524.81 = 1,309.59/x
3. Step 3: Cross multiply
   2,347.56x = 3,524.81 × 1,309.59
4. Step 4: Simplify right side
   2,347.56x = 4,616,055.93
5. Step 5: Solve for x
   x = 4,616,055.93/2,347.56
6. Step 6: Final answer
   x = 1,966.32