Finding the Fourth Proportional to 2,465.10, 3,401.28 and 1,666.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,465.10 : 3,401.28 = 1,666.98 : x
2. Step 2: Convert to fraction form
   2,465.10/3,401.28 = 1,666.98/x
3. Step 3: Cross multiply
   2,465.10x = 3,401.28 × 1,666.98
4. Step 4: Simplify right side
   2,465.10x = 5,669,865.73
5. Step 5: Solve for x
   x = 5,669,865.73/2,465.10
6. Step 6: Final answer
   x = 2,300.06