Finding the Fourth Proportional to 7,101.81, 10,645.83 and 3,983.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,101.81 : 10,645.83 = 3,983.31 : x
2. Step 2: Convert to fraction form
   7,101.81/10,645.83 = 3,983.31/x
3. Step 3: Cross multiply
   7,101.81x = 10,645.83 × 3,983.31
4. Step 4: Simplify right side
   7,101.81x = 42,405,641.10
5. Step 5: Solve for x
   x = 42,405,641.10/7,101.81
6. Step 6: Final answer
   x = 5,971.10