Finding the Fourth Proportional to 111,985, 167,994.78 and 41,874.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,985 : 167,994.78 = 41,874.28 : x
2. Step 2: Convert to fraction form
   111,985/167,994.78 = 41,874.28/x
3. Step 3: Cross multiply
   111,985x = 167,994.78 × 41,874.28
4. Step 4: Simplify right side
   111,985x = 7,034,660,456.26
5. Step 5: Solve for x
   x = 7,034,660,456.26/111,985
6. Step 6: Final answer
   x = 62,817.88