Finding the Fourth Proportional to 2,186.52, 3,018.24 and 1,601.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186.52 : 3,018.24 = 1,601.70 : x
2. Step 2: Convert to fraction form
   2,186.52/3,018.24 = 1,601.70/x
3. Step 3: Cross multiply
   2,186.52x = 3,018.24 × 1,601.70
4. Step 4: Simplify right side
   2,186.52x = 4,834,315.01
5. Step 5: Solve for x
   x = 4,834,315.01/2,186.52
6. Step 6: Final answer
   x = 2,210.96