Finding the Fourth Proportional to 2,457.80, 3,680.22 and 1,300.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.80 : 3,680.22 = 1,300.04 : x
2. Step 2: Convert to fraction form
   2,457.80/3,680.22 = 1,300.04/x
3. Step 3: Cross multiply
   2,457.80x = 3,680.22 × 1,300.04
4. Step 4: Simplify right side
   2,457.80x = 4,784,433.21
5. Step 5: Solve for x
   x = 4,784,433.21/2,457.80
6. Step 6: Final answer
   x = 1,946.63