Finding the Fourth Proportional to 1,723.50, 2,580.53 and 1,204.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723.50 : 2,580.53 = 1,204.02 : x
2. Step 2: Convert to fraction form
   1,723.50/2,580.53 = 1,204.02/x
3. Step 3: Cross multiply
   1,723.50x = 2,580.53 × 1,204.02
4. Step 4: Simplify right side
   1,723.50x = 3,107,003.71
5. Step 5: Solve for x
   x = 3,107,003.71/1,723.50
6. Step 6: Final answer
   x = 1,802.73