Finding the Fourth Proportional to 123,019.83, 184,531.55 and 38,778.39

Step by Step Solution

1. Step 1: Write the proportion equation
   123,019.83 : 184,531.55 = 38,778.39 : x
2. Step 2: Convert to fraction form
   123,019.83/184,531.55 = 38,778.39/x
3. Step 3: Cross multiply
   123,019.83x = 184,531.55 × 38,778.39
4. Step 4: Simplify right side
   123,019.83x = 7,155,836,219.31
5. Step 5: Solve for x
   x = 7,155,836,219.31/123,019.83
6. Step 6: Final answer
   x = 58,168.15