Finding the Third Proportional to 341,705 and 520,986

Step by Step Solution

1. Step 1: Write the proportion equation
   341,705 : 520,986 = 520,986 : x
2. Step 2: Convert to fraction form
   341,705/520,986 = 520,986/x
3. Step 3: Cross multiply
   341,705x = 520,986 × 520,986
4. Step 4: Simplify right side
   341,705x = 271,426,412,196
5. Step 5: Solve for x
   x = 271,426,412,196/341,705
6. Step 6: Final answer
   x = 794,329.65