Finding the Third Proportional to 166,128.47 and 362,325.34

Step by Step Solution

1. Step 1: Write the proportion equation
   166,128.47 : 362,325.34 = 362,325.34 : x
2. Step 2: Convert to fraction form
   166,128.47/362,325.34 = 362,325.34/x
3. Step 3: Cross multiply
   166,128.47x = 362,325.34 × 362,325.34
4. Step 4: Simplify right side
   166,128.47x = 131,279,651,892.89
5. Step 5: Solve for x
   x = 131,279,651,892.89/166,128.47
6. Step 6: Final answer
   x = 790,229.71