Finding the Fourth Proportional to 7,513.42, 10,367.72 and 4,155.70

Step by Step Solution

1. Step 1: Write the proportion equation
   7,513.42 : 10,367.72 = 4,155.70 : x
2. Step 2: Convert to fraction form
   7,513.42/10,367.72 = 4,155.70/x
3. Step 3: Cross multiply
   7,513.42x = 10,367.72 × 4,155.70
4. Step 4: Simplify right side
   7,513.42x = 43,085,061.39
5. Step 5: Solve for x
   x = 43,085,061.39/7,513.42
6. Step 6: Final answer
   x = 5,734.42