Finding the Fourth Proportional to 10,152.77, 15,225.89 and 3,225.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.77 : 15,225.89 = 3,225.65 : x
2. Step 2: Convert to fraction form
   10,152.77/15,225.89 = 3,225.65/x
3. Step 3: Cross multiply
   10,152.77x = 15,225.89 × 3,225.65
4. Step 4: Simplify right side
   10,152.77x = 49,113,299.82
5. Step 5: Solve for x
   x = 49,113,299.82/10,152.77
6. Step 6: Final answer
   x = 4,837.43