Finding the Fourth Proportional to 2,281.83, 3,139.50 and 1,783.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.83 : 3,139.50 = 1,783.59 : x
2. Step 2: Convert to fraction form
   2,281.83/3,139.50 = 1,783.59/x
3. Step 3: Cross multiply
   2,281.83x = 3,139.50 × 1,783.59
4. Step 4: Simplify right side
   2,281.83x = 5,599,580.81
5. Step 5: Solve for x
   x = 5,599,580.81/2,281.83
6. Step 6: Final answer
   x = 2,453.99