Finding the Fourth Proportional to 4,958.72, 7,435.50 and 1,670.63

Step by Step Solution

1. Step 1: Write the proportion equation
   4,958.72 : 7,435.50 = 1,670.63 : x
2. Step 2: Convert to fraction form
   4,958.72/7,435.50 = 1,670.63/x
3. Step 3: Cross multiply
   4,958.72x = 7,435.50 × 1,670.63
4. Step 4: Simplify right side
   4,958.72x = 12,421,925.92
5. Step 5: Solve for x
   x = 12,421,925.92/4,958.72
6. Step 6: Final answer
   x = 2,505.07