Finding the Fourth Proportional to 9,074.29, 13,612.28 and 3,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,074.29 : 13,612.28 = 3,150.25 : x
2. Step 2: Convert to fraction form
   9,074.29/13,612.28 = 3,150.25/x
3. Step 3: Cross multiply
   9,074.29x = 13,612.28 × 3,150.25
4. Step 4: Simplify right side
   9,074.29x = 42,882,085.07
5. Step 5: Solve for x
   x = 42,882,085.07/9,074.29
6. Step 6: Final answer
   x = 4,725.67