Finding the Fourth Proportional to 36,962.07, 51,003.72 and 21,855.30

Step by Step Solution

1. Step 1: Write the proportion equation
   36,962.07 : 51,003.72 = 21,855.30 : x
2. Step 2: Convert to fraction form
   36,962.07/51,003.72 = 21,855.30/x
3. Step 3: Cross multiply
   36,962.07x = 51,003.72 × 21,855.30
4. Step 4: Simplify right side
   36,962.07x = 1,114,701,601.72
5. Step 5: Solve for x
   x = 1,114,701,601.72/36,962.07
6. Step 6: Final answer
   x = 30,157.99