Finding the Fourth Proportional to 13,527.82, 18,667.18 and 7,558.66

Step by Step Solution

1. Step 1: Write the proportion equation
   13,527.82 : 18,667.18 = 7,558.66 : x
2. Step 2: Convert to fraction form
   13,527.82/18,667.18 = 7,558.66/x
3. Step 3: Cross multiply
   13,527.82x = 18,667.18 × 7,558.66
4. Step 4: Simplify right side
   13,527.82x = 141,098,866.78
5. Step 5: Solve for x
   x = 141,098,866.78/13,527.82
6. Step 6: Final answer
   x = 10,430.27