Finding the Fourth Proportional to 105,778.37, 158,682.38 and 30,904.00

Step by Step Solution

1. Step 1: Write the proportion equation
   105,778.37 : 158,682.38 = 30,904.00 : x
2. Step 2: Convert to fraction form
   105,778.37/158,682.38 = 30,904.00/x
3. Step 3: Cross multiply
   105,778.37x = 158,682.38 × 30,904.00
4. Step 4: Simplify right side
   105,778.37x = 4,903,919,720.29
5. Step 5: Solve for x
   x = 4,903,919,720.29/105,778.37
6. Step 6: Final answer
   x = 46,360.32