Finding the Fourth Proportional to 10,900.36, 16,344.78 and 4,741

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.36 : 16,344.78 = 4,741 : x
2. Step 2: Convert to fraction form
   10,900.36/16,344.78 = 4,741/x
3. Step 3: Cross multiply
   10,900.36x = 16,344.78 × 4,741
4. Step 4: Simplify right side
   10,900.36x = 77,490,601.98
5. Step 5: Solve for x
   x = 77,490,601.98/10,900.36
6. Step 6: Final answer
   x = 7,108.99