Finding the Fourth Proportional to 9,983.43, 13,777.22 and 5,507.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.43 : 13,777.22 = 5,507.34 : x
2. Step 2: Convert to fraction form
   9,983.43/13,777.22 = 5,507.34/x
3. Step 3: Cross multiply
   9,983.43x = 13,777.22 × 5,507.34
4. Step 4: Simplify right side
   9,983.43x = 75,875,765.91
5. Step 5: Solve for x
   x = 75,875,765.91/9,983.43
6. Step 6: Final answer
   x = 7,600.17