Finding the Third Proportional to 19,428.19 and 30,000.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,428.19 : 30,000.38 = 30,000.38 : x
2. Step 2: Convert to fraction form
   19,428.19/30,000.38 = 30,000.38/x
3. Step 3: Cross multiply
   19,428.19x = 30,000.38 × 30,000.38
4. Step 4: Simplify right side
   19,428.19x = 900,022,500.14
5. Step 5: Solve for x
   x = 900,022,500.14/19,428.19
6. Step 6: Final answer
   x = 46,325.60