Finding the Fourth Proportional to 9,185.18, 13,777.67 and 2,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185.18 : 13,777.67 = 2,610.50 : x
2. Step 2: Convert to fraction form
   9,185.18/13,777.67 = 2,610.50/x
3. Step 3: Cross multiply
   9,185.18x = 13,777.67 × 2,610.50
4. Step 4: Simplify right side
   9,185.18x = 35,966,545.17
5. Step 5: Solve for x
   x = 35,966,545.17/9,185.18
6. Step 6: Final answer
   x = 3,915.72