Finding the Fourth Proportional to 7,481.15, 10,323.52 and 4,123.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,481.15 : 10,323.52 = 4,123.78 : x
2. Step 2: Convert to fraction form
   7,481.15/10,323.52 = 4,123.78/x
3. Step 3: Cross multiply
   7,481.15x = 10,323.52 × 4,123.78
4. Step 4: Simplify right side
   7,481.15x = 42,571,925.31
5. Step 5: Solve for x
   x = 42,571,925.31/7,481.15
6. Step 6: Final answer
   x = 5,690.56