Finding the Fourth Proportional to 82,553.68, 113,888.72 and 49,861.67

Step by Step Solution

1. Step 1: Write the proportion equation
   82,553.68 : 113,888.72 = 49,861.67 : x
2. Step 2: Convert to fraction form
   82,553.68/113,888.72 = 49,861.67/x
3. Step 3: Cross multiply
   82,553.68x = 113,888.72 × 49,861.67
4. Step 4: Simplify right side
   82,553.68x = 5,678,681,524.05
5. Step 5: Solve for x
   x = 5,678,681,524.05/82,553.68
6. Step 6: Final answer
   x = 68,787.75