Finding the Fourth Proportional to 7,724.34, 10,659.56 and 4,187.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,724.34 : 10,659.56 = 4,187.52 : x
2. Step 2: Convert to fraction form
   7,724.34/10,659.56 = 4,187.52/x
3. Step 3: Cross multiply
   7,724.34x = 10,659.56 × 4,187.52
4. Step 4: Simplify right side
   7,724.34x = 44,637,099.75
5. Step 5: Solve for x
   x = 44,637,099.75/7,724.34
6. Step 6: Final answer
   x = 5,778.76