Finding the Third Proportional to 336,331 and 725,757.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,331 : 725,757.50 = 725,757.50 : x
2. Step 2: Convert to fraction form
   336,331/725,757.50 = 725,757.50/x
3. Step 3: Cross multiply
   336,331x = 725,757.50 × 725,757.50
4. Step 4: Simplify right side
   336,331x = 526,723,948,806.25
5. Step 5: Solve for x
   x = 526,723,948,806.25/336,331
6. Step 6: Final answer
   x = 1,566,088.02