Finding the Fourth Proportional to 9,175.48, 12,662.18 and 4,983.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,175.48 : 12,662.18 = 4,983.72 : x
2. Step 2: Convert to fraction form
   9,175.48/12,662.18 = 4,983.72/x
3. Step 3: Cross multiply
   9,175.48x = 12,662.18 × 4,983.72
4. Step 4: Simplify right side
   9,175.48x = 63,104,759.71
5. Step 5: Solve for x
   x = 63,104,759.71/9,175.48
6. Step 6: Final answer
   x = 6,877.54