Finding the Fourth Proportional to 13,144.12, 19,714.56 and 5,353.00

Step by Step Solution

1. Step 1: Write the proportion equation
   13,144.12 : 19,714.56 = 5,353.00 : x
2. Step 2: Convert to fraction form
   13,144.12/19,714.56 = 5,353.00/x
3. Step 3: Cross multiply
   13,144.12x = 19,714.56 × 5,353.00
4. Step 4: Simplify right side
   13,144.12x = 105,531,970.32
5. Step 5: Solve for x
   x = 105,531,970.32/13,144.12
6. Step 6: Final answer
   x = 8,028.84