Finding the Fourth Proportional to 2,159.52, 2,980.32 and 1,827.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159.52 : 2,980.32 = 1,827.52 : x
2. Step 2: Convert to fraction form
   2,159.52/2,980.32 = 1,827.52/x
3. Step 3: Cross multiply
   2,159.52x = 2,980.32 × 1,827.52
4. Step 4: Simplify right side
   2,159.52x = 5,446,594.41
5. Step 5: Solve for x
   x = 5,446,594.41/2,159.52
6. Step 6: Final answer
   x = 2,522.13