Finding the Fourth Proportional to 105,469.02, 158,253.90 and 49,300.97

Step by Step Solution

1. Step 1: Write the proportion equation
   105,469.02 : 158,253.90 = 49,300.97 : x
2. Step 2: Convert to fraction form
   105,469.02/158,253.90 = 49,300.97/x
3. Step 3: Cross multiply
   105,469.02x = 158,253.90 × 49,300.97
4. Step 4: Simplify right side
   105,469.02x = 7,802,070,989.46
5. Step 5: Solve for x
   x = 7,802,070,989.46/105,469.02
6. Step 6: Final answer
   x = 73,975.00