Finding the Fourth Proportional to 108,669.12, 163,062.54 and 45,494.82

Step by Step Solution

1. Step 1: Write the proportion equation
   108,669.12 : 163,062.54 = 45,494.82 : x
2. Step 2: Convert to fraction form
   108,669.12/163,062.54 = 45,494.82/x
3. Step 3: Cross multiply
   108,669.12x = 163,062.54 × 45,494.82
4. Step 4: Simplify right side
   108,669.12x = 7,418,500,906.04
5. Step 5: Solve for x
   x = 7,418,500,906.04/108,669.12
6. Step 6: Final answer
   x = 68,266.87