Finding the Fourth Proportional to 124,036.69, 171,178.09 and 73,083.37

Step by Step Solution

1. Step 1: Write the proportion equation
   124,036.69 : 171,178.09 = 73,083.37 : x
2. Step 2: Convert to fraction form
   124,036.69/171,178.09 = 73,083.37/x
3. Step 3: Cross multiply
   124,036.69x = 171,178.09 × 73,083.37
4. Step 4: Simplify right side
   124,036.69x = 12,510,272,547.82
5. Step 5: Solve for x
   x = 12,510,272,547.82/124,036.69
6. Step 6: Final answer
   x = 100,859.46