Finding the Fourth Proportional to 115,665.30, 173,757.15 and 110,942.10

Step by Step Solution

1. Step 1: Write the proportion equation
   115,665.30 : 173,757.15 = 110,942.10 : x
2. Step 2: Convert to fraction form
   115,665.30/173,757.15 = 110,942.10/x
3. Step 3: Cross multiply
   115,665.30x = 173,757.15 × 110,942.10
4. Step 4: Simplify right side
   115,665.30x = 19,276,983,111.02
5. Step 5: Solve for x
   x = 19,276,983,111.02/115,665.30
6. Step 6: Final answer
   x = 166,661.77