Finding the Fourth Proportional to 10,200.33, 15,300.32 and 2,804.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,200.33 : 15,300.32 = 2,804.76 : x
2. Step 2: Convert to fraction form
   10,200.33/15,300.32 = 2,804.76/x
3. Step 3: Cross multiply
   10,200.33x = 15,300.32 × 2,804.76
4. Step 4: Simplify right side
   10,200.33x = 42,913,711.50
5. Step 5: Solve for x
   x = 42,913,711.50/10,200.33
6. Step 6: Final answer
   x = 4,207.09