Finding the Fourth Proportional to 4,123.15, 6,185.01 and 1,657.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,123.15 : 6,185.01 = 1,657.98 : x
2. Step 2: Convert to fraction form
   4,123.15/6,185.01 = 1,657.98/x
3. Step 3: Cross multiply
   4,123.15x = 6,185.01 × 1,657.98
4. Step 4: Simplify right side
   4,123.15x = 10,254,622.88
5. Step 5: Solve for x
   x = 10,254,622.88/4,123.15
6. Step 6: Final answer
   x = 2,487.08