Finding the Fourth Proportional to 7,404.85, 10,218.67 and 4,047.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.85 : 10,218.67 = 4,047.69 : x
2. Step 2: Convert to fraction form
   7,404.85/10,218.67 = 4,047.69/x
3. Step 3: Cross multiply
   7,404.85x = 10,218.67 × 4,047.69
4. Step 4: Simplify right side
   7,404.85x = 41,362,008.37
5. Step 5: Solve for x
   x = 41,362,008.37/7,404.85
6. Step 6: Final answer
   x = 5,585.80