Finding the Fourth Proportional to 11,650.60, 16,087.30 and 9,497.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,650.60 : 16,087.30 = 9,497.48 : x
2. Step 2: Convert to fraction form
   11,650.60/16,087.30 = 9,497.48/x
3. Step 3: Cross multiply
   11,650.60x = 16,087.30 × 9,497.48
4. Step 4: Simplify right side
   11,650.60x = 152,788,705.82
5. Step 5: Solve for x
   x = 152,788,705.82/11,650.60
6. Step 6: Final answer
   x = 13,114.24