Finding the Fourth Proportional to 6,406.02, 8,840.61 and 3,573.45

Step by Step Solution

1. Step 1: Write the proportion equation
   6,406.02 : 8,840.61 = 3,573.45 : x
2. Step 2: Convert to fraction form
   6,406.02/8,840.61 = 3,573.45/x
3. Step 3: Cross multiply
   6,406.02x = 8,840.61 × 3,573.45
4. Step 4: Simplify right side
   6,406.02x = 31,591,477.80
5. Step 5: Solve for x
   x = 31,591,477.80/6,406.02
6. Step 6: Final answer
   x = 4,931.53