Finding the Fourth Proportional to 139,123.56, 191,973 and 82,524

Step by Step Solution

1. Step 1: Write the proportion equation
   139,123.56 : 191,973 = 82,524 : x
2. Step 2: Convert to fraction form
   139,123.56/191,973 = 82,524/x
3. Step 3: Cross multiply
   139,123.56x = 191,973 × 82,524
4. Step 4: Simplify right side
   139,123.56x = 15,842,379,852
5. Step 5: Solve for x
   x = 15,842,379,852/139,123.56
6. Step 6: Final answer
   x = 113,872.73