Finding the Third Proportional to 30,511.69 and 40,300.03

Step by Step Solution

1. Step 1: Write the proportion equation
   30,511.69 : 40,300.03 = 40,300.03 : x
2. Step 2: Convert to fraction form
   30,511.69/40,300.03 = 40,300.03/x
3. Step 3: Cross multiply
   30,511.69x = 40,300.03 × 40,300.03
4. Step 4: Simplify right side
   30,511.69x = 1,624,092,518.75
5. Step 5: Solve for x
   x = 1,624,092,518.75/30,511.69
6. Step 6: Final answer
   x = 53,228.54