Finding the Fourth Proportional to 9,169.34, 12,653.69 and 4,977.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,169.34 : 12,653.69 = 4,977.59 : x
2. Step 2: Convert to fraction form
   9,169.34/12,653.69 = 4,977.59/x
3. Step 3: Cross multiply
   9,169.34x = 12,653.69 × 4,977.59
4. Step 4: Simplify right side
   9,169.34x = 62,984,792.65
5. Step 5: Solve for x
   x = 62,984,792.65/9,169.34
6. Step 6: Final answer
   x = 6,869.07