Finding the Fourth Proportional to 34,196.52, 51,301.40 and 13,135

Step by Step Solution

1. Step 1: Write the proportion equation
   34,196.52 : 51,301.40 = 13,135 : x
2. Step 2: Convert to fraction form
   34,196.52/51,301.40 = 13,135/x
3. Step 3: Cross multiply
   34,196.52x = 51,301.40 × 13,135
4. Step 4: Simplify right side
   34,196.52x = 673,843,889
5. Step 5: Solve for x
   x = 673,843,889/34,196.52
6. Step 6: Final answer
   x = 19,705.04