Finding the Fourth Proportional to 3,570.24, 4,926.50 and 1,976.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.24 : 4,926.50 = 1,976.77 : x
2. Step 2: Convert to fraction form
   3,570.24/4,926.50 = 1,976.77/x
3. Step 3: Cross multiply
   3,570.24x = 4,926.50 × 1,976.77
4. Step 4: Simplify right side
   3,570.24x = 9,738,522.89
5. Step 5: Solve for x
   x = 9,738,522.89/3,570.24
6. Step 6: Final answer
   x = 2,727.69