Finding the Fourth Proportional to 2,879.77, 3,973.98 and 1,762.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,879.77 : 3,973.98 = 1,762.57 : x
2. Step 2: Convert to fraction form
   2,879.77/3,973.98 = 1,762.57/x
3. Step 3: Cross multiply
   2,879.77x = 3,973.98 × 1,762.57
4. Step 4: Simplify right side
   2,879.77x = 7,004,417.93
5. Step 5: Solve for x
   x = 7,004,417.93/2,879.77
6. Step 6: Final answer
   x = 2,432.28