Finding the Fourth Proportional to 12,806.51, 19,209.83 and 7,596.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,806.51 : 19,209.83 = 7,596.59 : x
2. Step 2: Convert to fraction form
   12,806.51/19,209.83 = 7,596.59/x
3. Step 3: Cross multiply
   12,806.51x = 19,209.83 × 7,596.59
4. Step 4: Simplify right side
   12,806.51x = 145,929,068.45
5. Step 5: Solve for x
   x = 145,929,068.45/12,806.51
6. Step 6: Final answer
   x = 11,394.92