Finding the Fourth Proportional to 139,169,682.41, 192,042,961.59 and 80,436,151.69

Step by Step Solution

1. Step 1: Write the proportion equation
   139,169,682.41 : 192,042,961.59 = 80,436,151.69 : x
2. Step 2: Convert to fraction form
   139,169,682.41/192,042,961.59 = 80,436,151.69/x
3. Step 3: Cross multiply
   139,169,682.41x = 192,042,961.59 × 80,436,151.69
4. Step 4: Simplify right side
   139,169,682.41x = 15,447,196,789,450,084
5. Step 5: Solve for x
   x = 15,447,196,789,450,084/139,169,682.41
6. Step 6: Final answer
   x = 110,995,415.97