Finding the Fourth Proportional to 5,788.52, 8,682.72 and 1,405.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788.52 : 8,682.72 = 1,405.98 : x
2. Step 2: Convert to fraction form
   5,788.52/8,682.72 = 1,405.98/x
3. Step 3: Cross multiply
   5,788.52x = 8,682.72 × 1,405.98
4. Step 4: Simplify right side
   5,788.52x = 12,207,757.95
5. Step 5: Solve for x
   x = 12,207,757.95/5,788.52
6. Step 6: Final answer
   x = 2,108.96