Finding the Fourth Proportional to 2,077.67, 2,867.47 and 1,321.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.67 : 2,867.47 = 1,321.53 : x
2. Step 2: Convert to fraction form
   2,077.67/2,867.47 = 1,321.53/x
3. Step 3: Cross multiply
   2,077.67x = 2,867.47 × 1,321.53
4. Step 4: Simplify right side
   2,077.67x = 3,789,436.26
5. Step 5: Solve for x
   x = 3,789,436.26/2,077.67
6. Step 6: Final answer
   x = 1,823.88