Finding the Fourth Proportional to 139,747.32, 192,851.01 and 76,084.56

Step by Step Solution

1. Step 1: Write the proportion equation
   139,747.32 : 192,851.01 = 76,084.56 : x
2. Step 2: Convert to fraction form
   139,747.32/192,851.01 = 76,084.56/x
3. Step 3: Cross multiply
   139,747.32x = 192,851.01 × 76,084.56
4. Step 4: Simplify right side
   139,747.32x = 14,672,984,241.41
5. Step 5: Solve for x
   x = 14,672,984,241.41/139,747.32
6. Step 6: Final answer
   x = 104,996.53