Finding the Fourth Proportional to 6,863.83, 9,472.05 and 3,720.01

Step by Step Solution

1. Step 1: Write the proportion equation
   6,863.83 : 9,472.05 = 3,720.01 : x
2. Step 2: Convert to fraction form
   6,863.83/9,472.05 = 3,720.01/x
3. Step 3: Cross multiply
   6,863.83x = 9,472.05 × 3,720.01
4. Step 4: Simplify right side
   6,863.83x = 35,236,120.72
5. Step 5: Solve for x
   x = 35,236,120.72/6,863.83
6. Step 6: Final answer
   x = 5,133.59