Finding the Fourth Proportional to 37,233.58, 55,853.08 and 13,860

Step by Step Solution

1. Step 1: Write the proportion equation
   37,233.58 : 55,853.08 = 13,860 : x
2. Step 2: Convert to fraction form
   37,233.58/55,853.08 = 13,860/x
3. Step 3: Cross multiply
   37,233.58x = 55,853.08 × 13,860
4. Step 4: Simplify right side
   37,233.58x = 774,123,688.80
5. Step 5: Solve for x
   x = 774,123,688.80/37,233.58
6. Step 6: Final answer
   x = 20,791.01