Finding the Third Proportional to 341,683.50 and 725,412

Step by Step Solution

1. Step 1: Write the proportion equation
   341,683.50 : 725,412 = 725,412 : x
2. Step 2: Convert to fraction form
   341,683.50/725,412 = 725,412/x
3. Step 3: Cross multiply
   341,683.50x = 725,412 × 725,412
4. Step 4: Simplify right side
   341,683.50x = 526,222,569,744
5. Step 5: Solve for x
   x = 526,222,569,744/341,683.50
6. Step 6: Final answer
   x = 1,540,087.74