Finding the Fourth Proportional to 10,367.89, 15,550.38 and 2,972.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,367.89 : 15,550.38 = 2,972.98 : x
2. Step 2: Convert to fraction form
   10,367.89/15,550.38 = 2,972.98/x
3. Step 3: Cross multiply
   10,367.89x = 15,550.38 × 2,972.98
4. Step 4: Simplify right side
   10,367.89x = 46,230,968.73
5. Step 5: Solve for x
   x = 46,230,968.73/10,367.89
6. Step 6: Final answer
   x = 4,459.05