Finding the Fourth Proportional to 139,753.50, 192,863.25 and 76,094.76

Step by Step Solution

1. Step 1: Write the proportion equation
   139,753.50 : 192,863.25 = 76,094.76 : x
2. Step 2: Convert to fraction form
   139,753.50/192,863.25 = 76,094.76/x
3. Step 3: Cross multiply
   139,753.50x = 192,863.25 × 76,094.76
4. Step 4: Simplify right side
   139,753.50x = 14,675,882,721.57
5. Step 5: Solve for x
   x = 14,675,882,721.57/139,753.50
6. Step 6: Final answer
   x = 105,012.63