Finding the Third Proportional to 1,300,307 and 1,725,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,307 : 1,725,368 = 1,725,368 : x
2. Step 2: Convert to fraction form
   1,300,307/1,725,368 = 1,725,368/x
3. Step 3: Cross multiply
   1,300,307x = 1,725,368 × 1,725,368
4. Step 4: Simplify right side
   1,300,307x = 2,976,894,735,424
5. Step 5: Solve for x
   x = 2,976,894,735,424/1,300,307
6. Step 6: Final answer
   x = 2,289,378.38