Finding the Fourth Proportional to 2,470.50, 3,409.30 and 1,366.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,470.50 : 3,409.30 = 1,366.50 : x
2. Step 2: Convert to fraction form
   2,470.50/3,409.30 = 1,366.50/x
3. Step 3: Cross multiply
   2,470.50x = 3,409.30 × 1,366.50
4. Step 4: Simplify right side
   2,470.50x = 4,658,808.45
5. Step 5: Solve for x
   x = 4,658,808.45/2,470.50
6. Step 6: Final answer
   x = 1,885.78