Finding the Fourth Proportional to 12,656.69, 17,467.71 and 10,528.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,656.69 : 17,467.71 = 10,528.46 : x
2. Step 2: Convert to fraction form
   12,656.69/17,467.71 = 10,528.46/x
3. Step 3: Cross multiply
   12,656.69x = 17,467.71 × 10,528.46
4. Step 4: Simplify right side
   12,656.69x = 183,907,998.69
5. Step 5: Solve for x
   x = 183,907,998.69/12,656.69
6. Step 6: Final answer
   x = 14,530.50