Finding the Fourth Proportional to 105,503.55, 158,043.27 and 49,266.06

Step by Step Solution

1. Step 1: Write the proportion equation
   105,503.55 : 158,043.27 = 49,266.06 : x
2. Step 2: Convert to fraction form
   105,503.55/158,043.27 = 49,266.06/x
3. Step 3: Cross multiply
   105,503.55x = 158,043.27 × 49,266.06
4. Step 4: Simplify right side
   105,503.55x = 7,786,169,222.42
5. Step 5: Solve for x
   x = 7,786,169,222.42/105,503.55
6. Step 6: Final answer
   x = 73,800.07