Finding the Fourth Proportional to 37,381.72, 51,584.42 and 21,454.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,381.72 : 51,584.42 = 21,454.96 : x
2. Step 2: Convert to fraction form
   37,381.72/51,584.42 = 21,454.96/x
3. Step 3: Cross multiply
   37,381.72x = 51,584.42 × 21,454.96
4. Step 4: Simplify right side
   37,381.72x = 1,106,741,667.72
5. Step 5: Solve for x
   x = 1,106,741,667.72/37,381.72
6. Step 6: Final answer
   x = 29,606.49