Finding the Fourth Proportional to 10,609.83, 14,643.18 and 7,635.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,609.83 : 14,643.18 = 7,635.51 : x
2. Step 2: Convert to fraction form
   10,609.83/14,643.18 = 7,635.51/x
3. Step 3: Cross multiply
   10,609.83x = 14,643.18 × 7,635.51
4. Step 4: Simplify right side
   10,609.83x = 111,808,147.32
5. Step 5: Solve for x
   x = 111,808,147.32/10,609.83
6. Step 6: Final answer
   x = 10,538.17