Finding the Fourth Proportional to 4,790.17, 7,185.41 and 1,670.51

Step by Step Solution

1. Step 1: Write the proportion equation
   4,790.17 : 7,185.41 = 1,670.51 : x
2. Step 2: Convert to fraction form
   4,790.17/7,185.41 = 1,670.51/x
3. Step 3: Cross multiply
   4,790.17x = 7,185.41 × 1,670.51
4. Step 4: Simplify right side
   4,790.17x = 12,003,274.72
5. Step 5: Solve for x
   x = 12,003,274.72/4,790.17
6. Step 6: Final answer
   x = 2,505.81