Finding the Fourth Proportional to 109,719.32, 164,584.64 and 34,845.28

Step by Step Solution

1. Step 1: Write the proportion equation
   109,719.32 : 164,584.64 = 34,845.28 : x
2. Step 2: Convert to fraction form
   109,719.32/164,584.64 = 34,845.28/x
3. Step 3: Cross multiply
   109,719.32x = 164,584.64 × 34,845.28
4. Step 4: Simplify right side
   109,719.32x = 5,734,997,864.50
5. Step 5: Solve for x
   x = 5,734,997,864.50/109,719.32
6. Step 6: Final answer
   x = 52,269.72