Finding the Third Proportional to 165,553.50 and 346,096.69

Step by Step Solution

1. Step 1: Write the proportion equation
   165,553.50 : 346,096.69 = 346,096.69 : x
2. Step 2: Convert to fraction form
   165,553.50/346,096.69 = 346,096.69/x
3. Step 3: Cross multiply
   165,553.50x = 346,096.69 × 346,096.69
4. Step 4: Simplify right side
   165,553.50x = 119,782,917,098.47
5. Step 5: Solve for x
   x = 119,782,917,098.47/165,553.50
6. Step 6: Final answer
   x = 723,529.96