Finding the Fourth Proportional to 2,958.50, 4,432.52 and 2,636.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.50 : 4,432.52 = 2,636.72 : x
2. Step 2: Convert to fraction form
   2,958.50/4,432.52 = 2,636.72/x
3. Step 3: Cross multiply
   2,958.50x = 4,432.52 × 2,636.72
4. Step 4: Simplify right side
   2,958.50x = 11,687,300.95
5. Step 5: Solve for x
   x = 11,687,300.95/2,958.50
6. Step 6: Final answer
   x = 3,950.42