Finding the Fourth Proportional to 19,362.69, 29,040.55 and 5,131.26

Step by Step Solution

1. Step 1: Write the proportion equation
   19,362.69 : 29,040.55 = 5,131.26 : x
2. Step 2: Convert to fraction form
   19,362.69/29,040.55 = 5,131.26/x
3. Step 3: Cross multiply
   19,362.69x = 29,040.55 × 5,131.26
4. Step 4: Simplify right side
   19,362.69x = 149,014,612.59
5. Step 5: Solve for x
   x = 149,014,612.59/19,362.69
6. Step 6: Final answer
   x = 7,695.97