Finding the Fourth Proportional to 3,498.72, 5,251.32 and 1,768.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498.72 : 5,251.32 = 1,768.56 : x
2. Step 2: Convert to fraction form
   3,498.72/5,251.32 = 1,768.56/x
3. Step 3: Cross multiply
   3,498.72x = 5,251.32 × 1,768.56
4. Step 4: Simplify right side
   3,498.72x = 9,287,274.50
5. Step 5: Solve for x
   x = 9,287,274.50/3,498.72
6. Step 6: Final answer
   x = 2,654.48