Finding the Fourth Proportional to 36,673.72, 55,018.86 and 13,300.36

Step by Step Solution

1. Step 1: Write the proportion equation
   36,673.72 : 55,018.86 = 13,300.36 : x
2. Step 2: Convert to fraction form
   36,673.72/55,018.86 = 13,300.36/x
3. Step 3: Cross multiply
   36,673.72x = 55,018.86 × 13,300.36
4. Step 4: Simplify right side
   36,673.72x = 731,770,644.79
5. Step 5: Solve for x
   x = 731,770,644.79/36,673.72
6. Step 6: Final answer
   x = 19,953.54