Finding the Third Proportional to 509,122.50 and 1,005,393

Step by Step Solution

1. Step 1: Write the proportion equation
   509,122.50 : 1,005,393 = 1,005,393 : x
2. Step 2: Convert to fraction form
   509,122.50/1,005,393 = 1,005,393/x
3. Step 3: Cross multiply
   509,122.50x = 1,005,393 × 1,005,393
4. Step 4: Simplify right side
   509,122.50x = 1,010,815,084,449
5. Step 5: Solve for x
   x = 1,010,815,084,449/509,122.50
6. Step 6: Final answer
   x = 1,985,406.43