Finding the Fourth Proportional to 13,960.08, 19,264.98 and 7,586.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,960.08 : 19,264.98 = 7,586.72 : x
2. Step 2: Convert to fraction form
   13,960.08/19,264.98 = 7,586.72/x
3. Step 3: Cross multiply
   13,960.08x = 19,264.98 × 7,586.72
4. Step 4: Simplify right side
   13,960.08x = 146,158,009.07
5. Step 5: Solve for x
   x = 146,158,009.07/13,960.08
6. Step 6: Final answer
   x = 10,469.71