Finding the Fourth Proportional to 5,563.01, 8,364.53 and 5,129.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,563.01 : 8,364.53 = 5,129.56 : x
2. Step 2: Convert to fraction form
   5,563.01/8,364.53 = 5,129.56/x
3. Step 3: Cross multiply
   5,563.01x = 8,364.53 × 5,129.56
4. Step 4: Simplify right side
   5,563.01x = 42,906,311.95
5. Step 5: Solve for x
   x = 42,906,311.95/5,563.01
6. Step 6: Final answer
   x = 7,712.78