Finding the Third Proportional to 30,400.31 and 71,006.63

Step by Step Solution

1. Step 1: Write the proportion equation
   30,400.31 : 71,006.63 = 71,006.63 : x
2. Step 2: Convert to fraction form
   30,400.31/71,006.63 = 71,006.63/x
3. Step 3: Cross multiply
   30,400.31x = 71,006.63 × 71,006.63
4. Step 4: Simplify right side
   30,400.31x = 5,041,940,793.89
5. Step 5: Solve for x
   x = 5,041,940,793.89/30,400.31
6. Step 6: Final answer
   x = 165,851.61