Finding the Fourth Proportional to 2,630.96, 3,630.67 and 1,435.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,630.96 : 3,630.67 = 1,435.89 : x
2. Step 2: Convert to fraction form
   2,630.96/3,630.67 = 1,435.89/x
3. Step 3: Cross multiply
   2,630.96x = 3,630.67 × 1,435.89
4. Step 4: Simplify right side
   2,630.96x = 5,213,242.75
5. Step 5: Solve for x
   x = 5,213,242.75/2,630.96
6. Step 6: Final answer
   x = 1,981.50