Finding the Fourth Proportional to 2,980.16, 4,469.04 and 1,225.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.16 : 4,469.04 = 1,225.43 : x
2. Step 2: Convert to fraction form
   2,980.16/4,469.04 = 1,225.43/x
3. Step 3: Cross multiply
   2,980.16x = 4,469.04 × 1,225.43
4. Step 4: Simplify right side
   2,980.16x = 5,476,490.10
5. Step 5: Solve for x
   x = 5,476,490.10/2,980.16
6. Step 6: Final answer
   x = 1,837.65