Finding the Fourth Proportional to 13,079.25, 19,619.82 and 7,849.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,079.25 : 19,619.82 = 7,849.89 : x
2. Step 2: Convert to fraction form
   13,079.25/19,619.82 = 7,849.89/x
3. Step 3: Cross multiply
   13,079.25x = 19,619.82 × 7,849.89
4. Step 4: Simplify right side
   13,079.25x = 154,013,428.82
5. Step 5: Solve for x
   x = 154,013,428.82/13,079.25
6. Step 6: Final answer
   x = 11,775.40