Finding the Fourth Proportional to 9,127.38, 13,687.72 and 4,445.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,127.38 : 13,687.72 = 4,445.98 : x
2. Step 2: Convert to fraction form
   9,127.38/13,687.72 = 4,445.98/x
3. Step 3: Cross multiply
   9,127.38x = 13,687.72 × 4,445.98
4. Step 4: Simplify right side
   9,127.38x = 60,855,329.37
5. Step 5: Solve for x
   x = 60,855,329.37/9,127.38
6. Step 6: Final answer
   x = 6,667.34