Finding the Third Proportional to 336,231 and 725,593.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,231 : 725,593.50 = 725,593.50 : x
2. Step 2: Convert to fraction form
   336,231/725,593.50 = 725,593.50/x
3. Step 3: Cross multiply
   336,231x = 725,593.50 × 725,593.50
4. Step 4: Simplify right side
   336,231x = 526,485,927,242.25
5. Step 5: Solve for x
   x = 526,485,927,242.25/336,231
6. Step 6: Final answer
   x = 1,565,845.88