Finding the Fourth Proportional to 1,832.56, 2,530.56 and 1,245.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832.56 : 2,530.56 = 1,245.28 : x
2. Step 2: Convert to fraction form
   1,832.56/2,530.56 = 1,245.28/x
3. Step 3: Cross multiply
   1,832.56x = 2,530.56 × 1,245.28
4. Step 4: Simplify right side
   1,832.56x = 3,151,255.76
5. Step 5: Solve for x
   x = 3,151,255.76/1,832.56
6. Step 6: Final answer
   x = 1,719.59