Finding the Third Proportional to 1,300,312 and 1,725,372

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,312 : 1,725,372 = 1,725,372 : x
2. Step 2: Convert to fraction form
   1,300,312/1,725,372 = 1,725,372/x
3. Step 3: Cross multiply
   1,300,312x = 1,725,372 × 1,725,372
4. Step 4: Simplify right side
   1,300,312x = 2,976,908,538,384
5. Step 5: Solve for x
   x = 2,976,908,538,384/1,300,312
6. Step 6: Final answer
   x = 2,289,380.19