Finding the Fourth Proportional to 76,191.75, 105,120.27 and 49,354.83

Step by Step Solution

1. Step 1: Write the proportion equation
   76,191.75 : 105,120.27 = 49,354.83 : x
2. Step 2: Convert to fraction form
   76,191.75/105,120.27 = 49,354.83/x
3. Step 3: Cross multiply
   76,191.75x = 105,120.27 × 49,354.83
4. Step 4: Simplify right side
   76,191.75x = 5,188,193,055.40
5. Step 5: Solve for x
   x = 5,188,193,055.40/76,191.75
6. Step 6: Final answer
   x = 68,093.90