Finding the Fourth Proportional to 37,546.20, 56,326.32 and 13,859.91

Step by Step Solution

1. Step 1: Write the proportion equation
   37,546.20 : 56,326.32 = 13,859.91 : x
2. Step 2: Convert to fraction form
   37,546.20/56,326.32 = 13,859.91/x
3. Step 3: Cross multiply
   37,546.20x = 56,326.32 × 13,859.91
4. Step 4: Simplify right side
   37,546.20x = 780,677,725.83
5. Step 5: Solve for x
   x = 780,677,725.83/37,546.20
6. Step 6: Final answer
   x = 20,792.46