Finding the Fourth Proportional to 139,756.53, 192,867.48 and 76,097.82

Step by Step Solution

1. Step 1: Write the proportion equation
   139,756.53 : 192,867.48 = 76,097.82 : x
2. Step 2: Convert to fraction form
   139,756.53/192,867.48 = 76,097.82/x
3. Step 3: Cross multiply
   139,756.53x = 192,867.48 × 76,097.82
4. Step 4: Simplify right side
   139,756.53x = 14,676,794,776.89
5. Step 5: Solve for x
   x = 14,676,794,776.89/139,756.53
6. Step 6: Final answer
   x = 105,016.88