Finding the Fourth Proportional to 2,465.16, 3,401.61 and 1,402.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,465.16 : 3,401.61 = 1,402.70 : x
2. Step 2: Convert to fraction form
   2,465.16/3,401.61 = 1,402.70/x
3. Step 3: Cross multiply
   2,465.16x = 3,401.61 × 1,402.70
4. Step 4: Simplify right side
   2,465.16x = 4,771,434.45
5. Step 5: Solve for x
   x = 4,771,434.45/2,465.16
6. Step 6: Final answer
   x = 1,935.55