Finding the Fourth Proportional to 6,897.12, 9,518.04 and 3,753.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,897.12 : 9,518.04 = 3,753.32 : x
2. Step 2: Convert to fraction form
   6,897.12/9,518.04 = 3,753.32/x
3. Step 3: Cross multiply
   6,897.12x = 9,518.04 × 3,753.32
4. Step 4: Simplify right side
   6,897.12x = 35,724,249.89
5. Step 5: Solve for x
   x = 35,724,249.89/6,897.12
6. Step 6: Final answer
   x = 5,179.59