Finding the Fourth Proportional to 2,356.46, 3,535.23 and 1,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.46 : 3,535.23 = 1,317.50 : x
2. Step 2: Convert to fraction form
   2,356.46/3,535.23 = 1,317.50/x
3. Step 3: Cross multiply
   2,356.46x = 3,535.23 × 1,317.50
4. Step 4: Simplify right side
   2,356.46x = 4,657,665.53
5. Step 5: Solve for x
   x = 4,657,665.53/2,356.46
6. Step 6: Final answer
   x = 1,976.55