Finding the Fourth Proportional to 105,743.49, 158,607.84 and 49,595.91

Step by Step Solution

1. Step 1: Write the proportion equation
   105,743.49 : 158,607.84 = 49,595.91 : x
2. Step 2: Convert to fraction form
   105,743.49/158,607.84 = 49,595.91/x
3. Step 3: Cross multiply
   105,743.49x = 158,607.84 × 49,595.91
4. Step 4: Simplify right side
   105,743.49x = 7,866,300,157.93
5. Step 5: Solve for x
   x = 7,866,300,157.93/105,743.49
6. Step 6: Final answer
   x = 74,390.40