Finding the Fourth Proportional to 2,665.63, 3,677.56 and 1,827.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.63 : 3,677.56 = 1,827.69 : x
2. Step 2: Convert to fraction form
   2,665.63/3,677.56 = 1,827.69/x
3. Step 3: Cross multiply
   2,665.63x = 3,677.56 × 1,827.69
4. Step 4: Simplify right side
   2,665.63x = 6,721,439.64
5. Step 5: Solve for x
   x = 6,721,439.64/2,665.63
6. Step 6: Final answer
   x = 2,521.52