Finding the Fourth Proportional to 105,933.32, 158,764.84 and 49,649.25

Step by Step Solution

1. Step 1: Write the proportion equation
   105,933.32 : 158,764.84 = 49,649.25 : x
2. Step 2: Convert to fraction form
   105,933.32/158,764.84 = 49,649.25/x
3. Step 3: Cross multiply
   105,933.32x = 158,764.84 × 49,649.25
4. Step 4: Simplify right side
   105,933.32x = 7,882,555,505.16
5. Step 5: Solve for x
   x = 7,882,555,505.16/105,933.32
6. Step 6: Final answer
   x = 74,410.54