Finding the Fourth Proportional to 9,152.23, 13,730.63 and 4,225.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.23 : 13,730.63 = 4,225.31 : x
2. Step 2: Convert to fraction form
   9,152.23/13,730.63 = 4,225.31/x
3. Step 3: Cross multiply
   9,152.23x = 13,730.63 × 4,225.31
4. Step 4: Simplify right side
   9,152.23x = 58,016,168.25
5. Step 5: Solve for x
   x = 58,016,168.25/9,152.23
6. Step 6: Final answer
   x = 6,339.02