Finding the Fourth Proportional to 13,462.43, 18,577.28 and 7,493.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,462.43 : 18,577.28 = 7,493.94 : x
2. Step 2: Convert to fraction form
   13,462.43/18,577.28 = 7,493.94/x
3. Step 3: Cross multiply
   13,462.43x = 18,577.28 × 7,493.94
4. Step 4: Simplify right side
   13,462.43x = 139,217,040.42
5. Step 5: Solve for x
   x = 139,217,040.42/13,462.43
6. Step 6: Final answer
   x = 10,341.16