Finding the Fourth Proportional to 196,870.84, 295,309.50 and 76,936.84

Step by Step Solution

1. Step 1: Write the proportion equation
   196,870.84 : 295,309.50 = 76,936.84 : x
2. Step 2: Convert to fraction form
   196,870.84/295,309.50 = 76,936.84/x
3. Step 3: Cross multiply
   196,870.84x = 295,309.50 × 76,936.84
4. Step 4: Simplify right side
   196,870.84x = 22,720,179,751.98
5. Step 5: Solve for x
   x = 22,720,179,751.98/196,870.84
6. Step 6: Final answer
   x = 115,406.53