Finding the Third Proportional to 166,413 and 359,068

Step by Step Solution

1. Step 1: Write the proportion equation
   166,413 : 359,068 = 359,068 : x
2. Step 2: Convert to fraction form
   166,413/359,068 = 359,068/x
3. Step 3: Cross multiply
   166,413x = 359,068 × 359,068
4. Step 4: Simplify right side
   166,413x = 128,929,828,624
5. Step 5: Solve for x
   x = 128,929,828,624/166,413
6. Step 6: Final answer
   x = 774,758.15