Finding the Third Proportional to 341,489 and 501,161.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,489 : 501,161.50 = 501,161.50 : x
2. Step 2: Convert to fraction form
   341,489/501,161.50 = 501,161.50/x
3. Step 3: Cross multiply
   341,489x = 501,161.50 × 501,161.50
4. Step 4: Simplify right side
   341,489x = 251,162,849,082.25
5. Step 5: Solve for x
   x = 251,162,849,082.25/341,489
6. Step 6: Final answer
   x = 735,493.23