Finding the Fourth Proportional to 12,530.22, 17,329.32 and 10,955.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,530.22 : 17,329.32 = 10,955.58 : x
2. Step 2: Convert to fraction form
   12,530.22/17,329.32 = 10,955.58/x
3. Step 3: Cross multiply
   12,530.22x = 17,329.32 × 10,955.58
4. Step 4: Simplify right side
   12,530.22x = 189,852,751.61
5. Step 5: Solve for x
   x = 189,852,751.61/12,530.22
6. Step 6: Final answer
   x = 15,151.59