Finding the Fourth Proportional to 123,499.60, 185,247.78 and 30,005.08

Step by Step Solution

1. Step 1: Write the proportion equation
   123,499.60 : 185,247.78 = 30,005.08 : x
2. Step 2: Convert to fraction form
   123,499.60/185,247.78 = 30,005.08/x
3. Step 3: Cross multiply
   123,499.60x = 185,247.78 × 30,005.08
4. Step 4: Simplify right side
   123,499.60x = 5,558,374,458.72
5. Step 5: Solve for x
   x = 5,558,374,458.72/123,499.60
6. Step 6: Final answer
   x = 45,007.23