Finding the Fourth Proportional to 79,616.16, 109,833.71 and 50,921.51

Step by Step Solution

1. Step 1: Write the proportion equation
   79,616.16 : 109,833.71 = 50,921.51 : x
2. Step 2: Convert to fraction form
   79,616.16/109,833.71 = 50,921.51/x
3. Step 3: Cross multiply
   79,616.16x = 109,833.71 × 50,921.51
4. Step 4: Simplify right side
   79,616.16x = 5,592,897,558.33
5. Step 5: Solve for x
   x = 5,592,897,558.33/79,616.16
6. Step 6: Final answer
   x = 70,248.27