Finding the Third Proportional to 159,925.50 and 339,534

Step by Step Solution

1. Step 1: Write the proportion equation
   159,925.50 : 339,534 = 339,534 : x
2. Step 2: Convert to fraction form
   159,925.50/339,534 = 339,534/x
3. Step 3: Cross multiply
   159,925.50x = 339,534 × 339,534
4. Step 4: Simplify right side
   159,925.50x = 115,283,337,156
5. Step 5: Solve for x
   x = 115,283,337,156/159,925.50
6. Step 6: Final answer
   x = 720,856.51