Finding the Fourth Proportional to 3,124.72, 4,688.58 and 1,826.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,124.72 : 4,688.58 = 1,826.29 : x
2. Step 2: Convert to fraction form
   3,124.72/4,688.58 = 1,826.29/x
3. Step 3: Cross multiply
   3,124.72x = 4,688.58 × 1,826.29
4. Step 4: Simplify right side
   3,124.72x = 8,562,706.77
5. Step 5: Solve for x
   x = 8,562,706.77/3,124.72
6. Step 6: Final answer
   x = 2,740.31