Finding the Fourth Proportional to 20,164.32, 27,823.23 and 13,796.10

Step by Step Solution

1. Step 1: Write the proportion equation
   20,164.32 : 27,823.23 = 13,796.10 : x
2. Step 2: Convert to fraction form
   20,164.32/27,823.23 = 13,796.10/x
3. Step 3: Cross multiply
   20,164.32x = 27,823.23 × 13,796.10
4. Step 4: Simplify right side
   20,164.32x = 383,852,063.40
5. Step 5: Solve for x
   x = 383,852,063.40/20,164.32
6. Step 6: Final answer
   x = 19,036.20