Finding the Fourth Proportional to 10,994.41, 16,487.44 and 3,972.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994.41 : 16,487.44 = 3,972.52 : x
2. Step 2: Convert to fraction form
   10,994.41/16,487.44 = 3,972.52/x
3. Step 3: Cross multiply
   10,994.41x = 16,487.44 × 3,972.52
4. Step 4: Simplify right side
   10,994.41x = 65,496,685.15
5. Step 5: Solve for x
   x = 65,496,685.15/10,994.41
6. Step 6: Final answer
   x = 5,957.27