Finding the Fourth Proportional to 4,900.17, 7,353.17 and 1,780.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,900.17 : 7,353.17 = 1,780.42 : x
2. Step 2: Convert to fraction form
   4,900.17/7,353.17 = 1,780.42/x
3. Step 3: Cross multiply
   4,900.17x = 7,353.17 × 1,780.42
4. Step 4: Simplify right side
   4,900.17x = 13,091,730.93
5. Step 5: Solve for x
   x = 13,091,730.93/4,900.17
6. Step 6: Final answer
   x = 2,671.69