Finding the Fourth Proportional to 123,308.20, 184,967.69 and 39,074.57

Step by Step Solution

1. Step 1: Write the proportion equation
   123,308.20 : 184,967.69 = 39,074.57 : x
2. Step 2: Convert to fraction form
   123,308.20/184,967.69 = 39,074.57/x
3. Step 3: Cross multiply
   123,308.20x = 184,967.69 × 39,074.57
4. Step 4: Simplify right side
   123,308.20x = 7,227,533,217.69
5. Step 5: Solve for x
   x = 7,227,533,217.69/123,308.20
6. Step 6: Final answer
   x = 58,613.56