Finding the Fourth Proportional to 7,480.65, 10,323.32 and 4,123.43

Step by Step Solution

1. Step 1: Write the proportion equation
   7,480.65 : 10,323.32 = 4,123.43 : x
2. Step 2: Convert to fraction form
   7,480.65/10,323.32 = 4,123.43/x
3. Step 3: Cross multiply
   7,480.65x = 10,323.32 × 4,123.43
4. Step 4: Simplify right side
   7,480.65x = 42,567,415.15
5. Step 5: Solve for x
   x = 42,567,415.15/7,480.65
6. Step 6: Final answer
   x = 5,690.34