Finding the Fourth Proportional to 9,152.30, 13,729.32 and 2,488.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.30 : 13,729.32 = 2,488.88 : x
2. Step 2: Convert to fraction form
   9,152.30/13,729.32 = 2,488.88/x
3. Step 3: Cross multiply
   9,152.30x = 13,729.32 × 2,488.88
4. Step 4: Simplify right side
   9,152.30x = 34,170,561.32
5. Step 5: Solve for x
   x = 34,170,561.32/9,152.30
6. Step 6: Final answer
   x = 3,733.55