Finding the Fourth Proportional to 109,871, 164,708.76 and 39,734.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,871 : 164,708.76 = 39,734.72 : x
2. Step 2: Convert to fraction form
   109,871/164,708.76 = 39,734.72/x
3. Step 3: Cross multiply
   109,871x = 164,708.76 × 39,734.72
4. Step 4: Simplify right side
   109,871x = 6,544,656,460.15
5. Step 5: Solve for x
   x = 6,544,656,460.15/109,871
6. Step 6: Final answer
   x = 59,566.73