Finding the Fourth Proportional to 10,013.43, 13,818.63 and 5,537.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,013.43 : 13,818.63 = 5,537.49 : x
2. Step 2: Convert to fraction form
   10,013.43/13,818.63 = 5,537.49/x
3. Step 3: Cross multiply
   10,013.43x = 13,818.63 × 5,537.49
4. Step 4: Simplify right side
   10,013.43x = 76,520,463.24
5. Step 5: Solve for x
   x = 76,520,463.24/10,013.43
6. Step 6: Final answer
   x = 7,641.78