Finding the Fourth Proportional to 10,377.34, 15,563.48 and 4,825.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,377.34 : 15,563.48 = 4,825.40 : x
2. Step 2: Convert to fraction form
   10,377.34/15,563.48 = 4,825.40/x
3. Step 3: Cross multiply
   10,377.34x = 15,563.48 × 4,825.40
4. Step 4: Simplify right side
   10,377.34x = 75,099,914.45
5. Step 5: Solve for x
   x = 75,099,914.45/10,377.34
6. Step 6: Final answer
   x = 7,236.92