Finding the Fourth Proportional to 13,036.18, 17,983.32 and 8,248.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,036.18 : 17,983.32 = 8,248.09 : x
2. Step 2: Convert to fraction form
   13,036.18/17,983.32 = 8,248.09/x
3. Step 3: Cross multiply
   13,036.18x = 17,983.32 × 8,248.09
4. Step 4: Simplify right side
   13,036.18x = 148,328,041.86
5. Step 5: Solve for x
   x = 148,328,041.86/13,036.18
6. Step 6: Final answer
   x = 11,378.18