Finding the Fourth Proportional to 81,950.33, 113,096.67 and 49,688.04

Step by Step Solution

1. Step 1: Write the proportion equation
   81,950.33 : 113,096.67 = 49,688.04 : x
2. Step 2: Convert to fraction form
   81,950.33/113,096.67 = 49,688.04/x
3. Step 3: Cross multiply
   81,950.33x = 113,096.67 × 49,688.04
4. Step 4: Simplify right side
   81,950.33x = 5,619,551,614.39
5. Step 5: Solve for x
   x = 5,619,551,614.39/81,950.33
6. Step 6: Final answer
   x = 68,572.65