Finding the Fourth Proportional to 12,962.72, 19,445.04 and 3,729.44

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.72 : 19,445.04 = 3,729.44 : x
2. Step 2: Convert to fraction form
   12,962.72/19,445.04 = 3,729.44/x
3. Step 3: Cross multiply
   12,962.72x = 19,445.04 × 3,729.44
4. Step 4: Simplify right side
   12,962.72x = 72,519,109.98
5. Step 5: Solve for x
   x = 72,519,109.98/12,962.72
6. Step 6: Final answer
   x = 5,594.44