Finding the Fourth Proportional to 13,036.41, 17,990.28 and 7,732.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,036.41 : 17,990.28 = 7,732.23 : x
2. Step 2: Convert to fraction form
   13,036.41/17,990.28 = 7,732.23/x
3. Step 3: Cross multiply
   13,036.41x = 17,990.28 × 7,732.23
4. Step 4: Simplify right side
   13,036.41x = 139,104,982.72
5. Step 5: Solve for x
   x = 139,104,982.72/13,036.41
6. Step 6: Final answer
   x = 10,670.50