Finding the Third Proportional to 166,827.09 and 243,132.89

Step by Step Solution

1. Step 1: Write the proportion equation
   166,827.09 : 243,132.89 = 243,132.89 : x
2. Step 2: Convert to fraction form
   166,827.09/243,132.89 = 243,132.89/x
3. Step 3: Cross multiply
   166,827.09x = 243,132.89 × 243,132.89
4. Step 4: Simplify right side
   166,827.09x = 59,113,602,503.67
5. Step 5: Solve for x
   x = 59,113,602,503.67/166,827.09
6. Step 6: Final answer
   x = 354,340.54