Finding the Fourth Proportional to 105,793.39, 158,682.34 and 49,646.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105,793.39 : 158,682.34 = 49,646.27 : x
2. Step 2: Convert to fraction form
   105,793.39/158,682.34 = 49,646.27/x
3. Step 3: Cross multiply
   105,793.39x = 158,682.34 × 49,646.27
4. Step 4: Simplify right side
   105,793.39x = 7,877,985,862.05
5. Step 5: Solve for x
   x = 7,877,985,862.05/105,793.39
6. Step 6: Final answer
   x = 74,465.77