Finding the Fourth Proportional to 49,451.90, 68,282.72 and 45,673.54

Step by Step Solution

1. Step 1: Write the proportion equation
   49,451.90 : 68,282.72 = 45,673.54 : x
2. Step 2: Convert to fraction form
   49,451.90/68,282.72 = 45,673.54/x
3. Step 3: Cross multiply
   49,451.90x = 68,282.72 × 45,673.54
4. Step 4: Simplify right side
   49,451.90x = 3,118,713,543.23
5. Step 5: Solve for x
   x = 3,118,713,543.23/49,451.90
6. Step 6: Final answer
   x = 63,065.60