Finding the Fourth Proportional to 418,585.38, 627,878.10 and 123,097.38

Step by Step Solution

1. Step 1: Write the proportion equation
   418,585.38 : 627,878.10 = 123,097.38 : x
2. Step 2: Convert to fraction form
   418,585.38/627,878.10 = 123,097.38/x
3. Step 3: Cross multiply
   418,585.38x = 627,878.10 × 123,097.38
4. Step 4: Simplify right side
   418,585.38x = 77,290,145,314.50
5. Step 5: Solve for x
   x = 77,290,145,314.50/418,585.38
6. Step 6: Final answer
   x = 184,646.07