Finding the Fourth Proportional to 109,437.72, 164,181.96 and 34,565.28

Step by Step Solution

1. Step 1: Write the proportion equation
   109,437.72 : 164,181.96 = 34,565.28 : x
2. Step 2: Convert to fraction form
   109,437.72/164,181.96 = 34,565.28/x
3. Step 3: Cross multiply
   109,437.72x = 164,181.96 × 34,565.28
4. Step 4: Simplify right side
   109,437.72x = 5,674,995,418.35
5. Step 5: Solve for x
   x = 5,674,995,418.35/109,437.72
6. Step 6: Final answer
   x = 51,855.94