Finding the Fourth Proportional to 33,848.72, 50,772.72 and 13,057.64

Step by Step Solution

1. Step 1: Write the proportion equation
   33,848.72 : 50,772.72 = 13,057.64 : x
2. Step 2: Convert to fraction form
   33,848.72/50,772.72 = 13,057.64/x
3. Step 3: Cross multiply
   33,848.72x = 50,772.72 × 13,057.64
4. Step 4: Simplify right side
   33,848.72x = 662,971,899.58
5. Step 5: Solve for x
   x = 662,971,899.58/33,848.72
6. Step 6: Final answer
   x = 19,586.32