Finding the Fourth Proportional to 10,198.56, 15,298.01 and 2,802.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,198.56 : 15,298.01 = 2,802.98 : x
2. Step 2: Convert to fraction form
   10,198.56/15,298.01 = 2,802.98/x
3. Step 3: Cross multiply
   10,198.56x = 15,298.01 × 2,802.98
4. Step 4: Simplify right side
   10,198.56x = 42,879,946.59
5. Step 5: Solve for x
   x = 42,879,946.59/10,198.56
6. Step 6: Final answer
   x = 4,204.51