Finding the Fourth Proportional to 8,485.57, 12,730.01 and 2,562.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,485.57 : 12,730.01 = 2,562.93 : x
2. Step 2: Convert to fraction form
   8,485.57/12,730.01 = 2,562.93/x
3. Step 3: Cross multiply
   8,485.57x = 12,730.01 × 2,562.93
4. Step 4: Simplify right side
   8,485.57x = 32,626,111.71
5. Step 5: Solve for x
   x = 32,626,111.71/8,485.57
6. Step 6: Final answer
   x = 3,844.89