Finding the Fourth Proportional to 109,369.91, 164,068.55 and 42,801.44

Step by Step Solution

1. Step 1: Write the proportion equation
   109,369.91 : 164,068.55 = 42,801.44 : x
2. Step 2: Convert to fraction form
   109,369.91/164,068.55 = 42,801.44/x
3. Step 3: Cross multiply
   109,369.91x = 164,068.55 × 42,801.44
4. Step 4: Simplify right side
   109,369.91x = 7,022,369,164.36
5. Step 5: Solve for x
   x = 7,022,369,164.36/109,369.91
6. Step 6: Final answer
   x = 64,207.51