Finding the Fourth Proportional to 9,849.32, 14,759.40 and 8,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,849.32 : 14,759.40 = 8,106.72 : x
2. Step 2: Convert to fraction form
   9,849.32/14,759.40 = 8,106.72/x
3. Step 3: Cross multiply
   9,849.32x = 14,759.40 × 8,106.72
4. Step 4: Simplify right side
   9,849.32x = 119,650,323.17
5. Step 5: Solve for x
   x = 119,650,323.17/9,849.32
6. Step 6: Final answer
   x = 12,148.08