Finding the Fourth Proportional to 123,438.72, 184,074.18 and 122,316.06

Step by Step Solution

1. Step 1: Write the proportion equation
   123,438.72 : 184,074.18 = 122,316.06 : x
2. Step 2: Convert to fraction form
   123,438.72/184,074.18 = 122,316.06/x
3. Step 3: Cross multiply
   123,438.72x = 184,074.18 × 122,316.06
4. Step 4: Simplify right side
   123,438.72x = 22,515,228,445.33
5. Step 5: Solve for x
   x = 22,515,228,445.33/123,438.72
6. Step 6: Final answer
   x = 182,400.05