Finding the Fourth Proportional to 1,827.91, 2,521.70 and 1,269.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827.91 : 2,521.70 = 1,269.72 : x
2. Step 2: Convert to fraction form
   1,827.91/2,521.70 = 1,269.72/x
3. Step 3: Cross multiply
   1,827.91x = 2,521.70 × 1,269.72
4. Step 4: Simplify right side
   1,827.91x = 3,201,856.10
5. Step 5: Solve for x
   x = 3,201,856.10/1,827.91
6. Step 6: Final answer
   x = 1,751.65