Finding the Fourth Proportional to 11,907.34, 17,836.79 and 7,734.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,907.34 : 17,836.79 = 7,734.69 : x
2. Step 2: Convert to fraction form
   11,907.34/17,836.79 = 7,734.69/x
3. Step 3: Cross multiply
   11,907.34x = 17,836.79 × 7,734.69
4. Step 4: Simplify right side
   11,907.34x = 137,962,002.57
5. Step 5: Solve for x
   x = 137,962,002.57/11,907.34
6. Step 6: Final answer
   x = 11,586.30