Finding the Fourth Proportional to 3,435.98, 5,152.34 and 1,586.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,435.98 : 5,152.34 = 1,586.54 : x
2. Step 2: Convert to fraction form
   3,435.98/5,152.34 = 1,586.54/x
3. Step 3: Cross multiply
   3,435.98x = 5,152.34 × 1,586.54
4. Step 4: Simplify right side
   3,435.98x = 8,174,393.50
5. Step 5: Solve for x
   x = 8,174,393.50/3,435.98
6. Step 6: Final answer
   x = 2,379.06