Finding the Fourth Proportional to 9,737.78, 14,610.99 and 7,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,737.78 : 14,610.99 = 7,236.50 : x
2. Step 2: Convert to fraction form
   9,737.78/14,610.99 = 7,236.50/x
3. Step 3: Cross multiply
   9,737.78x = 14,610.99 × 7,236.50
4. Step 4: Simplify right side
   9,737.78x = 105,732,429.14
5. Step 5: Solve for x
   x = 105,732,429.14/9,737.78
6. Step 6: Final answer
   x = 10,857.96