Finding the Fourth Proportional to 13,433.05, 18,536.43 and 7,464.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,433.05 : 18,536.43 = 7,464.34 : x
2. Step 2: Convert to fraction form
   13,433.05/18,536.43 = 7,464.34/x
3. Step 3: Cross multiply
   13,433.05x = 18,536.43 × 7,464.34
4. Step 4: Simplify right side
   13,433.05x = 138,362,215.91
5. Step 5: Solve for x
   x = 138,362,215.91/13,433.05
6. Step 6: Final answer
   x = 10,300.13