Finding the Fourth Proportional to 123,969.07, 171,077.31 and 73,668.07

Step by Step Solution

1. Step 1: Write the proportion equation
   123,969.07 : 171,077.31 = 73,668.07 : x
2. Step 2: Convert to fraction form
   123,969.07/171,077.31 = 73,668.07/x
3. Step 3: Cross multiply
   123,969.07x = 171,077.31 × 73,668.07
4. Step 4: Simplify right side
   123,969.07x = 12,602,935,248.49
5. Step 5: Solve for x
   x = 12,602,935,248.49/123,969.07
6. Step 6: Final answer
   x = 101,661.93