Finding the Fourth Proportional to 109,665.75, 164,499.45 and 26,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   109,665.75 : 164,499.45 = 26,559.75 : x
2. Step 2: Convert to fraction form
   109,665.75/164,499.45 = 26,559.75/x
3. Step 3: Cross multiply
   109,665.75x = 164,499.45 × 26,559.75
4. Step 4: Simplify right side
   109,665.75x = 4,369,064,267.14
5. Step 5: Solve for x
   x = 4,369,064,267.14/109,665.75
6. Step 6: Final answer
   x = 39,839.82