Finding the Fourth Proportional to 101,945.72, 152,968.68 and 45,825.48

Step by Step Solution

1. Step 1: Write the proportion equation
   101,945.72 : 152,968.68 = 45,825.48 : x
2. Step 2: Convert to fraction form
   101,945.72/152,968.68 = 45,825.48/x
3. Step 3: Cross multiply
   101,945.72x = 152,968.68 × 45,825.48
4. Step 4: Simplify right side
   101,945.72x = 7,009,863,185.97
5. Step 5: Solve for x
   x = 7,009,863,185.97/101,945.72
6. Step 6: Final answer
   x = 68,760.74