Finding the Fourth Proportional to 76,161.31, 105,102.71 and 41,705.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,161.31 : 105,102.71 = 41,705.88 : x
2. Step 2: Convert to fraction form
   76,161.31/105,102.71 = 41,705.88/x
3. Step 3: Cross multiply
   76,161.31x = 105,102.71 × 41,705.88
4. Step 4: Simplify right side
   76,161.31x = 4,383,401,010.93
5. Step 5: Solve for x
   x = 4,383,401,010.93/76,161.31
6. Step 6: Final answer
   x = 57,554.17