Finding the Fourth Proportional to 5,460.45, 7,538.28 and 3,677.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,460.45 : 7,538.28 = 3,677.31 : x
2. Step 2: Convert to fraction form
   5,460.45/7,538.28 = 3,677.31/x
3. Step 3: Cross multiply
   5,460.45x = 7,538.28 × 3,677.31
4. Step 4: Simplify right side
   5,460.45x = 27,720,592.43
5. Step 5: Solve for x
   x = 27,720,592.43/5,460.45
6. Step 6: Final answer
   x = 5,076.61