Finding the Fourth Proportional to 7,475.79, 10,317.39 and 4,118.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,475.79 : 10,317.39 = 4,118.94 : x
2. Step 2: Convert to fraction form
   7,475.79/10,317.39 = 4,118.94/x
3. Step 3: Cross multiply
   7,475.79x = 10,317.39 × 4,118.94
4. Step 4: Simplify right side
   7,475.79x = 42,496,710.37
5. Step 5: Solve for x
   x = 42,496,710.37/7,475.79
6. Step 6: Final answer
   x = 5,684.58