Finding the Fourth Proportional to 9,818.69, 14,722.52 and 8,651.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,818.69 : 14,722.52 = 8,651.34 : x
2. Step 2: Convert to fraction form
   9,818.69/14,722.52 = 8,651.34/x
3. Step 3: Cross multiply
   9,818.69x = 14,722.52 × 8,651.34
4. Step 4: Simplify right side
   9,818.69x = 127,369,482.92
5. Step 5: Solve for x
   x = 127,369,482.92/9,818.69
6. Step 6: Final answer
   x = 12,972.15