Finding the Fourth Proportional to 37,071.98, 55,608.91 and 13,381.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,071.98 : 55,608.91 = 13,381.56 : x
2. Step 2: Convert to fraction form
   37,071.98/55,608.91 = 13,381.56/x
3. Step 3: Cross multiply
   37,071.98x = 55,608.91 × 13,381.56
4. Step 4: Simplify right side
   37,071.98x = 744,134,007.52
5. Step 5: Solve for x
   x = 744,134,007.52/37,071.98
6. Step 6: Final answer
   x = 20,072.68