Finding the Fourth Proportional to 123,590.64, 185,400.54 and 92,622.72

Step by Step Solution

1. Step 1: Write the proportion equation
   123,590.64 : 185,400.54 = 92,622.72 : x
2. Step 2: Convert to fraction form
   123,590.64/185,400.54 = 92,622.72/x
3. Step 3: Cross multiply
   123,590.64x = 185,400.54 × 92,622.72
4. Step 4: Simplify right side
   123,590.64x = 17,172,302,304.27
5. Step 5: Solve for x
   x = 17,172,302,304.27/123,590.64
6. Step 6: Final answer
   x = 138,945.01