Finding the Fourth Proportional to 1,992.50, 2,983.54 and 1,679.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992.50 : 2,983.54 = 1,679.32 : x
2. Step 2: Convert to fraction form
   1,992.50/2,983.54 = 1,679.32/x
3. Step 3: Cross multiply
   1,992.50x = 2,983.54 × 1,679.32
4. Step 4: Simplify right side
   1,992.50x = 5,010,309.30
5. Step 5: Solve for x
   x = 5,010,309.30/1,992.50
6. Step 6: Final answer
   x = 2,514.58