Finding the Fourth Proportional to 174,108.78, 261,148.68 and 123,297.72

Step by Step Solution

1. Step 1: Write the proportion equation
   174,108.78 : 261,148.68 = 123,297.72 : x
2. Step 2: Convert to fraction form
   174,108.78/261,148.68 = 123,297.72/x
3. Step 3: Cross multiply
   174,108.78x = 261,148.68 × 123,297.72
4. Step 4: Simplify right side
   174,108.78x = 32,199,036,825.01
5. Step 5: Solve for x
   x = 32,199,036,825.01/174,108.78
6. Step 6: Final answer
   x = 184,936.32