Finding the Fourth Proportional to 109,801.78, 164,700.94 and 34,920.84

Step by Step Solution

1. Step 1: Write the proportion equation
   109,801.78 : 164,700.94 = 34,920.84 : x
2. Step 2: Convert to fraction form
   109,801.78/164,700.94 = 34,920.84/x
3. Step 3: Cross multiply
   109,801.78x = 164,700.94 × 34,920.84
4. Step 4: Simplify right side
   109,801.78x = 5,751,495,498.04
5. Step 5: Solve for x
   x = 5,751,495,498.04/109,801.78
6. Step 6: Final answer
   x = 52,380.71