Finding the Third Proportional to 598,368 and 1,291,860

Step by Step Solution

1. Step 1: Write the proportion equation
   598,368 : 1,291,860 = 1,291,860 : x
2. Step 2: Convert to fraction form
   598,368/1,291,860 = 1,291,860/x
3. Step 3: Cross multiply
   598,368x = 1,291,860 × 1,291,860
4. Step 4: Simplify right side
   598,368x = 1,668,902,259,600
5. Step 5: Solve for x
   x = 1,668,902,259,600/598,368
6. Step 6: Final answer
   x = 2,789,090.09