Finding the Fourth Proportional to 4,100.91, 5,663.98 and 2,986.83

Step by Step Solution

1. Step 1: Write the proportion equation
   4,100.91 : 5,663.98 = 2,986.83 : x
2. Step 2: Convert to fraction form
   4,100.91/5,663.98 = 2,986.83/x
3. Step 3: Cross multiply
   4,100.91x = 5,663.98 × 2,986.83
4. Step 4: Simplify right side
   4,100.91x = 16,917,337.92
5. Step 5: Solve for x
   x = 16,917,337.92/4,100.91
6. Step 6: Final answer
   x = 4,125.26