Finding the Fourth Proportional to 123,717.39, 185,576.13 and 71,093.31

Step by Step Solution

1. Step 1: Write the proportion equation
   123,717.39 : 185,576.13 = 71,093.31 : x
2. Step 2: Convert to fraction form
   123,717.39/185,576.13 = 71,093.31/x
3. Step 3: Cross multiply
   123,717.39x = 185,576.13 × 71,093.31
4. Step 4: Simplify right side
   123,717.39x = 13,193,221,338.69
5. Step 5: Solve for x
   x = 13,193,221,338.69/123,717.39
6. Step 6: Final answer
   x = 106,639.99