Finding the Fourth Proportional to 5,624.01, 8,426.78 and 3,972.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,624.01 : 8,426.78 = 3,972.48 : x
2. Step 2: Convert to fraction form
   5,624.01/8,426.78 = 3,972.48/x
3. Step 3: Cross multiply
   5,624.01x = 8,426.78 × 3,972.48
4. Step 4: Simplify right side
   5,624.01x = 33,475,236.34
5. Step 5: Solve for x
   x = 33,475,236.34/5,624.01
6. Step 6: Final answer
   x = 5,952.20