Finding the Fourth Proportional to 7,051.83, 9,731.92 and 3,865.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,051.83 : 9,731.92 = 3,865.05 : x
2. Step 2: Convert to fraction form
   7,051.83/9,731.92 = 3,865.05/x
3. Step 3: Cross multiply
   7,051.83x = 9,731.92 × 3,865.05
4. Step 4: Simplify right side
   7,051.83x = 37,614,357.40
5. Step 5: Solve for x
   x = 37,614,357.40/7,051.83
6. Step 6: Final answer
   x = 5,333.99