Finding the Fourth Proportional to 123,085.38, 184,554.25 and 56,442.03

Step by Step Solution

1. Step 1: Write the proportion equation
   123,085.38 : 184,554.25 = 56,442.03 : x
2. Step 2: Convert to fraction form
   123,085.38/184,554.25 = 56,442.03/x
3. Step 3: Cross multiply
   123,085.38x = 184,554.25 × 56,442.03
4. Step 4: Simplify right side
   123,085.38x = 10,416,616,515.13
5. Step 5: Solve for x
   x = 10,416,616,515.13/123,085.38
6. Step 6: Final answer
   x = 84,629.19