Finding the Fourth Proportional to 37,828.01, 56,725.59 and 12,861.35

Step by Step Solution

1. Step 1: Write the proportion equation
   37,828.01 : 56,725.59 = 12,861.35 : x
2. Step 2: Convert to fraction form
   37,828.01/56,725.59 = 12,861.35/x
3. Step 3: Cross multiply
   37,828.01x = 56,725.59 × 12,861.35
4. Step 4: Simplify right side
   37,828.01x = 729,567,383.32
5. Step 5: Solve for x
   x = 729,567,383.32/37,828.01
6. Step 6: Final answer
   x = 19,286.44