Finding the Fourth Proportional to 2,345.59, 3,236.80 and 1,283.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.59 : 3,236.80 = 1,283.41 : x
2. Step 2: Convert to fraction form
   2,345.59/3,236.80 = 1,283.41/x
3. Step 3: Cross multiply
   2,345.59x = 3,236.80 × 1,283.41
4. Step 4: Simplify right side
   2,345.59x = 4,154,141.49
5. Step 5: Solve for x
   x = 4,154,141.49/2,345.59
6. Step 6: Final answer
   x = 1,771.04