Finding the Fourth Proportional to 49,450.78, 73,816.46 and 45,796.06

Step by Step Solution

1. Step 1: Write the proportion equation
   49,450.78 : 73,816.46 = 45,796.06 : x
2. Step 2: Convert to fraction form
   49,450.78/73,816.46 = 45,796.06/x
3. Step 3: Cross multiply
   49,450.78x = 73,816.46 × 45,796.06
4. Step 4: Simplify right side
   49,450.78x = 3,380,503,031.15
5. Step 5: Solve for x
   x = 3,380,503,031.15/49,450.78
6. Step 6: Final answer
   x = 68,360.96