Finding the Fourth Proportional to 2,980.55, 4,467.71 and 1,130.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.55 : 4,467.71 = 1,130.51 : x
2. Step 2: Convert to fraction form
   2,980.55/4,467.71 = 1,130.51/x
3. Step 3: Cross multiply
   2,980.55x = 4,467.71 × 1,130.51
4. Step 4: Simplify right side
   2,980.55x = 5,050,762.84
5. Step 5: Solve for x
   x = 5,050,762.84/2,980.55
6. Step 6: Final answer
   x = 1,694.58