Finding the Fourth Proportional to 8,997.78, 13,490.82 and 3,731.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,997.78 : 13,490.82 = 3,731.34 : x
2. Step 2: Convert to fraction form
   8,997.78/13,490.82 = 3,731.34/x
3. Step 3: Cross multiply
   8,997.78x = 13,490.82 × 3,731.34
4. Step 4: Simplify right side
   8,997.78x = 50,338,836.30
5. Step 5: Solve for x
   x = 50,338,836.30/8,997.78
6. Step 6: Final answer
   x = 5,594.58