Finding the Fourth Proportional to 123,534.10, 185,300.61 and 30,040.12

Step by Step Solution

1. Step 1: Write the proportion equation
   123,534.10 : 185,300.61 = 30,040.12 : x
2. Step 2: Convert to fraction form
   123,534.10/185,300.61 = 30,040.12/x
3. Step 3: Cross multiply
   123,534.10x = 185,300.61 × 30,040.12
4. Step 4: Simplify right side
   123,534.10x = 5,566,452,560.47
5. Step 5: Solve for x
   x = 5,566,452,560.47/123,534.10
6. Step 6: Final answer
   x = 45,060.05