Finding the Third Proportional to 336,100.50 and 725,683.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,100.50 : 725,683.50 = 725,683.50 : x
2. Step 2: Convert to fraction form
   336,100.50/725,683.50 = 725,683.50/x
3. Step 3: Cross multiply
   336,100.50x = 725,683.50 × 725,683.50
4. Step 4: Simplify right side
   336,100.50x = 526,616,542,172.25
5. Step 5: Solve for x
   x = 526,616,542,172.25/336,100.50
6. Step 6: Final answer
   x = 1,566,842.48