Finding the Fourth Proportional to 36,963.72, 55,467.54 and 13,606.56

Step by Step Solution

1. Step 1: Write the proportion equation
   36,963.72 : 55,467.54 = 13,606.56 : x
2. Step 2: Convert to fraction form
   36,963.72/55,467.54 = 13,606.56/x
3. Step 3: Cross multiply
   36,963.72x = 55,467.54 × 13,606.56
4. Step 4: Simplify right side
   36,963.72x = 754,722,411.06
5. Step 5: Solve for x
   x = 754,722,411.06/36,963.72
6. Step 6: Final answer
   x = 20,417.92