Finding the Fourth Proportional to 123,994, 171,111.31 and 67,404.97

Step by Step Solution

1. Step 1: Write the proportion equation
   123,994 : 171,111.31 = 67,404.97 : x
2. Step 2: Convert to fraction form
   123,994/171,111.31 = 67,404.97/x
3. Step 3: Cross multiply
   123,994x = 171,111.31 × 67,404.97
4. Step 4: Simplify right side
   123,994x = 11,533,752,717.21
5. Step 5: Solve for x
   x = 11,533,752,717.21/123,994
6. Step 6: Final answer
   x = 93,018.64