Finding the Fourth Proportional to 2,303.59, 3,178.63 and 1,359.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.59 : 3,178.63 = 1,359.42 : x
2. Step 2: Convert to fraction form
   2,303.59/3,178.63 = 1,359.42/x
3. Step 3: Cross multiply
   2,303.59x = 3,178.63 × 1,359.42
4. Step 4: Simplify right side
   2,303.59x = 4,321,077.88
5. Step 5: Solve for x
   x = 4,321,077.88/2,303.59
6. Step 6: Final answer
   x = 1,875.81