Finding the Fourth Proportional to 2,356.76, 3,533.05 and 1,185.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.76 : 3,533.05 = 1,185.23 : x
2. Step 2: Convert to fraction form
   2,356.76/3,533.05 = 1,185.23/x
3. Step 3: Cross multiply
   2,356.76x = 3,533.05 × 1,185.23
4. Step 4: Simplify right side
   2,356.76x = 4,187,487.17
5. Step 5: Solve for x
   x = 4,187,487.17/2,356.76
6. Step 6: Final answer
   x = 1,776.80