Finding the Fourth Proportional to 13,527.06, 18,667.31 and 7,558.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,527.06 : 18,667.31 = 7,558.71 : x
2. Step 2: Convert to fraction form
   13,527.06/18,667.31 = 7,558.71/x
3. Step 3: Cross multiply
   13,527.06x = 18,667.31 × 7,558.71
4. Step 4: Simplify right side
   13,527.06x = 141,100,744.98
5. Step 5: Solve for x
   x = 141,100,744.98/13,527.06
6. Step 6: Final answer
   x = 10,431.00