Finding the Fourth Proportional to 3,541.86, 5,315.76 and 3,132

Step by Step Solution

1. Step 1: Write the proportion equation
   3,541.86 : 5,315.76 = 3,132 : x
2. Step 2: Convert to fraction form
   3,541.86/5,315.76 = 3,132/x
3. Step 3: Cross multiply
   3,541.86x = 5,315.76 × 3,132
4. Step 4: Simplify right side
   3,541.86x = 16,648,960.32
5. Step 5: Solve for x
   x = 16,648,960.32/3,541.86
6. Step 6: Final answer
   x = 4,700.63