Finding the Fourth Proportional to 10,194.56, 15,290.20 and 2,797.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,194.56 : 15,290.20 = 2,797.30 : x
2. Step 2: Convert to fraction form
   10,194.56/15,290.20 = 2,797.30/x
3. Step 3: Cross multiply
   10,194.56x = 15,290.20 × 2,797.30
4. Step 4: Simplify right side
   10,194.56x = 42,771,276.46
5. Step 5: Solve for x
   x = 42,771,276.46/10,194.56
6. Step 6: Final answer
   x = 4,195.50