Finding the Third Proportional to 328,265 and 714,044.50

Step by Step Solution

1. Step 1: Write the proportion equation
   328,265 : 714,044.50 = 714,044.50 : x
2. Step 2: Convert to fraction form
   328,265/714,044.50 = 714,044.50/x
3. Step 3: Cross multiply
   328,265x = 714,044.50 × 714,044.50
4. Step 4: Simplify right side
   328,265x = 509,859,547,980.25
5. Step 5: Solve for x
   x = 509,859,547,980.25/328,265
6. Step 6: Final answer
   x = 1,553,194.97