Finding the Fourth Proportional to 10,610.83, 14,644.56 and 7,636.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,610.83 : 14,644.56 = 7,636.51 : x
2. Step 2: Convert to fraction form
   10,610.83/14,644.56 = 7,636.51/x
3. Step 3: Cross multiply
   10,610.83x = 14,644.56 × 7,636.51
4. Step 4: Simplify right side
   10,610.83x = 111,833,328.89
5. Step 5: Solve for x
   x = 111,833,328.89/10,610.83
6. Step 6: Final answer
   x = 10,539.55