Finding the Fourth Proportional to 76,476.29, 105,625.59 and 50,940.59

Step by Step Solution

1. Step 1: Write the proportion equation
   76,476.29 : 105,625.59 = 50,940.59 : x
2. Step 2: Convert to fraction form
   76,476.29/105,625.59 = 50,940.59/x
3. Step 3: Cross multiply
   76,476.29x = 105,625.59 × 50,940.59
4. Step 4: Simplify right side
   76,476.29x = 5,380,629,873.70
5. Step 5: Solve for x
   x = 5,380,629,873.70/76,476.29
6. Step 6: Final answer
   x = 70,356.84