Finding the Fourth Proportional to 109,761.59, 164,623.25 and 30,857.06

Step by Step Solution

1. Step 1: Write the proportion equation
   109,761.59 : 164,623.25 = 30,857.06 : x
2. Step 2: Convert to fraction form
   109,761.59/164,623.25 = 30,857.06/x
3. Step 3: Cross multiply
   109,761.59x = 164,623.25 × 30,857.06
4. Step 4: Simplify right side
   109,761.59x = 5,079,789,991.35
5. Step 5: Solve for x
   x = 5,079,789,991.35/109,761.59
6. Step 6: Final answer
   x = 46,280.21