Finding the Fourth Proportional to 30,066.98, 45,101.27 and 13,423.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,066.98 : 45,101.27 = 13,423.10 : x
2. Step 2: Convert to fraction form
   30,066.98/45,101.27 = 13,423.10/x
3. Step 3: Cross multiply
   30,066.98x = 45,101.27 × 13,423.10
4. Step 4: Simplify right side
   30,066.98x = 605,398,665.39
5. Step 5: Solve for x
   x = 605,398,665.39/30,066.98
6. Step 6: Final answer
   x = 20,135.00