Finding the Fourth Proportional to 9,169.53, 12,653.58 and 5,191.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,169.53 : 12,653.58 = 5,191.46 : x
2. Step 2: Convert to fraction form
   9,169.53/12,653.58 = 5,191.46/x
3. Step 3: Cross multiply
   9,169.53x = 12,653.58 × 5,191.46
4. Step 4: Simplify right side
   9,169.53x = 65,690,554.43
5. Step 5: Solve for x
   x = 65,690,554.43/9,169.53
6. Step 6: Final answer
   x = 7,164.00