Finding the Fourth Proportional to 1,677.03, 2,313.83 and 1,321.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.03 : 2,313.83 = 1,321.86 : x
2. Step 2: Convert to fraction form
   1,677.03/2,313.83 = 1,321.86/x
3. Step 3: Cross multiply
   1,677.03x = 2,313.83 × 1,321.86
4. Step 4: Simplify right side
   1,677.03x = 3,058,559.32
5. Step 5: Solve for x
   x = 3,058,559.32/1,677.03
6. Step 6: Final answer
   x = 1,823.80