Finding the Fourth Proportional to 13,956.72, 19,260.42 and 7,669.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,956.72 : 19,260.42 = 7,669.08 : x
2. Step 2: Convert to fraction form
   13,956.72/19,260.42 = 7,669.08/x
3. Step 3: Cross multiply
   13,956.72x = 19,260.42 × 7,669.08
4. Step 4: Simplify right side
   13,956.72x = 147,709,701.81
5. Step 5: Solve for x
   x = 147,709,701.81/13,956.72
6. Step 6: Final answer
   x = 10,583.41