Finding the Third Proportional to 166,158 and 362,390.63

Step by Step Solution

1. Step 1: Write the proportion equation
   166,158 : 362,390.63 = 362,390.63 : x
2. Step 2: Convert to fraction form
   166,158/362,390.63 = 362,390.63/x
3. Step 3: Cross multiply
   166,158x = 362,390.63 × 362,390.63
4. Step 4: Simplify right side
   166,158x = 131,326,965,087.89
5. Step 5: Solve for x
   x = 131,326,965,087.89/166,158
6. Step 6: Final answer
   x = 790,374.01