Finding the Fourth Proportional to 8,390.02, 12,583.72 and 2,465.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,390.02 : 12,583.72 = 2,465.54 : x
2. Step 2: Convert to fraction form
   8,390.02/12,583.72 = 2,465.54/x
3. Step 3: Cross multiply
   8,390.02x = 12,583.72 × 2,465.54
4. Step 4: Simplify right side
   8,390.02x = 31,025,665.01
5. Step 5: Solve for x
   x = 31,025,665.01/8,390.02
6. Step 6: Final answer
   x = 3,697.93