Finding the Fourth Proportional to 23,210.55, 34,816.49 and 5,680.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,210.55 : 34,816.49 = 5,680.37 : x
2. Step 2: Convert to fraction form
   23,210.55/34,816.49 = 5,680.37/x
3. Step 3: Cross multiply
   23,210.55x = 34,816.49 × 5,680.37
4. Step 4: Simplify right side
   23,210.55x = 197,770,342.82
5. Step 5: Solve for x
   x = 197,770,342.82/23,210.55
6. Step 6: Final answer
   x = 8,520.71