Finding the Fourth Proportional to 7,997.55, 11,026.31 and 5,475.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,997.55 : 11,026.31 = 5,475.31 : x
2. Step 2: Convert to fraction form
   7,997.55/11,026.31 = 5,475.31/x
3. Step 3: Cross multiply
   7,997.55x = 11,026.31 × 5,475.31
4. Step 4: Simplify right side
   7,997.55x = 60,372,465.41
5. Step 5: Solve for x
   x = 60,372,465.41/7,997.55
6. Step 6: Final answer
   x = 7,548.87