Finding the Third Proportional to 598,438 and 1,309,484

Step by Step Solution

1. Step 1: Write the proportion equation
   598,438 : 1,309,484 = 1,309,484 : x
2. Step 2: Convert to fraction form
   598,438/1,309,484 = 1,309,484/x
3. Step 3: Cross multiply
   598,438x = 1,309,484 × 1,309,484
4. Step 4: Simplify right side
   598,438x = 1,714,748,346,256
5. Step 5: Solve for x
   x = 1,714,748,346,256/598,438
6. Step 6: Final answer
   x = 2,865,373.43