Finding the Fourth Proportional to 139,544,121.98, 192,567,493.04 and 76,819,709.46

Step by Step Solution

1. Step 1: Write the proportion equation
   139,544,121.98 : 192,567,493.04 = 76,819,709.46 : x
2. Step 2: Convert to fraction form
   139,544,121.98/192,567,493.04 = 76,819,709.46/x
3. Step 3: Cross multiply
   139,544,121.98x = 192,567,493.04 × 76,819,709.46
4. Step 4: Simplify right side
   139,544,121.98x = 14,792,978,866,773,370
5. Step 5: Solve for x
   x = 14,792,978,866,773,370/139,544,121.98
6. Step 6: Final answer
   x = 106,009,329.93