Finding the Third Proportional to 598,374 and 1,296,438

Step by Step Solution

1. Step 1: Write the proportion equation
   598,374 : 1,296,438 = 1,296,438 : x
2. Step 2: Convert to fraction form
   598,374/1,296,438 = 1,296,438/x
3. Step 3: Cross multiply
   598,374x = 1,296,438 × 1,296,438
4. Step 4: Simplify right side
   598,374x = 1,680,751,487,844
5. Step 5: Solve for x
   x = 1,680,751,487,844/598,374
6. Step 6: Final answer
   x = 2,808,864.50