Finding the Third Proportional to 30,466.13 and 42,540.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,466.13 : 42,540.19 = 42,540.19 : x
2. Step 2: Convert to fraction form
   30,466.13/42,540.19 = 42,540.19/x
3. Step 3: Cross multiply
   30,466.13x = 42,540.19 × 42,540.19
4. Step 4: Simplify right side
   30,466.13x = 1,809,667,552.54
5. Step 5: Solve for x
   x = 1,809,667,552.54/30,466.13
6. Step 6: Final answer
   x = 59,399.33