Finding the Third Proportional to 598,526 and 839,853

Step by Step Solution

1. Step 1: Write the proportion equation
   598,526 : 839,853 = 839,853 : x
2. Step 2: Convert to fraction form
   598,526/839,853 = 839,853/x
3. Step 3: Cross multiply
   598,526x = 839,853 × 839,853
4. Step 4: Simplify right side
   598,526x = 705,353,061,609
5. Step 5: Solve for x
   x = 705,353,061,609/598,526
6. Step 6: Final answer
   x = 1,178,483.58