Finding the Third Proportional to 30,322.69 and 49,516.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,322.69 : 49,516.31 = 49,516.31 : x
2. Step 2: Convert to fraction form
   30,322.69/49,516.31 = 49,516.31/x
3. Step 3: Cross multiply
   30,322.69x = 49,516.31 × 49,516.31
4. Step 4: Simplify right side
   30,322.69x = 2,451,865,203.60
5. Step 5: Solve for x
   x = 2,451,865,203.60/30,322.69
6. Step 6: Final answer
   x = 80,859.10