Finding the Fourth Proportional to 34,156.82, 51,233.34 and 13,106.96

Step by Step Solution

1. Step 1: Write the proportion equation
   34,156.82 : 51,233.34 = 13,106.96 : x
2. Step 2: Convert to fraction form
   34,156.82/51,233.34 = 13,106.96/x
3. Step 3: Cross multiply
   34,156.82x = 51,233.34 × 13,106.96
4. Step 4: Simplify right side
   34,156.82x = 671,513,338.05
5. Step 5: Solve for x
   x = 671,513,338.05/34,156.82
6. Step 6: Final answer
   x = 19,659.71