Finding the Fourth Proportional to 2,980.79, 4,471.59 and 1,132.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.79 : 4,471.59 = 1,132.59 : x
2. Step 2: Convert to fraction form
   2,980.79/4,471.59 = 1,132.59/x
3. Step 3: Cross multiply
   2,980.79x = 4,471.59 × 1,132.59
4. Step 4: Simplify right side
   2,980.79x = 5,064,478.12
5. Step 5: Solve for x
   x = 5,064,478.12/2,980.79
6. Step 6: Final answer
   x = 1,699.04