Finding the Fourth Proportional to 8,373.71, 12,563.46 and 5,573.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,373.71 : 12,563.46 = 5,573.78 : x
2. Step 2: Convert to fraction form
   8,373.71/12,563.46 = 5,573.78/x
3. Step 3: Cross multiply
   8,373.71x = 12,563.46 × 5,573.78
4. Step 4: Simplify right side
   8,373.71x = 70,025,899.26
5. Step 5: Solve for x
   x = 70,025,899.26/8,373.71
6. Step 6: Final answer
   x = 8,362.59