Finding the Fourth Proportional to 8,493.86, 12,654.68 and 8,075.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,493.86 : 12,654.68 = 8,075.61 : x
2. Step 2: Convert to fraction form
   8,493.86/12,654.68 = 8,075.61/x
3. Step 3: Cross multiply
   8,493.86x = 12,654.68 × 8,075.61
4. Step 4: Simplify right side
   8,493.86x = 102,194,260.35
5. Step 5: Solve for x
   x = 102,194,260.35/8,493.86
6. Step 6: Final answer
   x = 12,031.55