Finding the Fourth Proportional to 34,119.89, 51,155.60 and 13,042.17

Step by Step Solution

1. Step 1: Write the proportion equation
   34,119.89 : 51,155.60 = 13,042.17 : x
2. Step 2: Convert to fraction form
   34,119.89/51,155.60 = 13,042.17/x
3. Step 3: Cross multiply
   34,119.89x = 51,155.60 × 13,042.17
4. Step 4: Simplify right side
   34,119.89x = 667,180,031.65
5. Step 5: Solve for x
   x = 667,180,031.65/34,119.89
6. Step 6: Final answer
   x = 19,553.99