Finding the Fourth Proportional to 7,341.48, 10,128.30 and 4,197

Step by Step Solution

1. Step 1: Write the proportion equation
   7,341.48 : 10,128.30 = 4,197 : x
2. Step 2: Convert to fraction form
   7,341.48/10,128.30 = 4,197/x
3. Step 3: Cross multiply
   7,341.48x = 10,128.30 × 4,197
4. Step 4: Simplify right side
   7,341.48x = 42,508,475.10
5. Step 5: Solve for x
   x = 42,508,475.10/7,341.48
6. Step 6: Final answer
   x = 5,790.18