Finding the Fourth Proportional to 36,308.35, 50,100.88 and 21,190.06

Step by Step Solution

1. Step 1: Write the proportion equation
   36,308.35 : 50,100.88 = 21,190.06 : x
2. Step 2: Convert to fraction form
   36,308.35/50,100.88 = 21,190.06/x
3. Step 3: Cross multiply
   36,308.35x = 50,100.88 × 21,190.06
4. Step 4: Simplify right side
   36,308.35x = 1,061,640,420.82
5. Step 5: Solve for x
   x = 1,061,640,420.82/36,308.35
6. Step 6: Final answer
   x = 29,239.57