Finding the Fourth Proportional to 123,573.80, 185,359.18 and 30,080.36

Step by Step Solution

1. Step 1: Write the proportion equation
   123,573.80 : 185,359.18 = 30,080.36 : x
2. Step 2: Convert to fraction form
   123,573.80/185,359.18 = 30,080.36/x
3. Step 3: Cross multiply
   123,573.80x = 185,359.18 × 30,080.36
4. Step 4: Simplify right side
   123,573.80x = 5,575,670,863.70
5. Step 5: Solve for x
   x = 5,575,670,863.70/123,573.80
6. Step 6: Final answer
   x = 45,120.17