Finding the Fourth Proportional to 123,046.30, 184,515.45 and 56,464.30

Step by Step Solution

1. Step 1: Write the proportion equation
   123,046.30 : 184,515.45 = 56,464.30 : x
2. Step 2: Convert to fraction form
   123,046.30/184,515.45 = 56,464.30/x
3. Step 3: Cross multiply
   123,046.30x = 184,515.45 × 56,464.30
4. Step 4: Simplify right side
   123,046.30x = 10,418,535,723.44
5. Step 5: Solve for x
   x = 10,418,535,723.44/123,046.30
6. Step 6: Final answer
   x = 84,671.67