Finding the Third Proportional to 166,582.74 and 243,626.59

Step by Step Solution

1. Step 1: Write the proportion equation
   166,582.74 : 243,626.59 = 243,626.59 : x
2. Step 2: Convert to fraction form
   166,582.74/243,626.59 = 243,626.59/x
3. Step 3: Cross multiply
   166,582.74x = 243,626.59 × 243,626.59
4. Step 4: Simplify right side
   166,582.74x = 59,353,915,278.89
5. Step 5: Solve for x
   x = 59,353,915,278.89/166,582.74
6. Step 6: Final answer
   x = 356,302.91