Finding the Fourth Proportional to 109,648.79, 164,479.05 and 34,774.61

Step by Step Solution

1. Step 1: Write the proportion equation
   109,648.79 : 164,479.05 = 34,774.61 : x
2. Step 2: Convert to fraction form
   109,648.79/164,479.05 = 34,774.61/x
3. Step 3: Cross multiply
   109,648.79x = 164,479.05 × 34,774.61
4. Step 4: Simplify right side
   109,648.79x = 5,719,694,643.05
5. Step 5: Solve for x
   x = 5,719,694,643.05/109,648.79
6. Step 6: Final answer
   x = 52,163.78