Finding the Third Proportional to 647,442.50 and 1,015,646

Step by Step Solution

1. Step 1: Write the proportion equation
   647,442.50 : 1,015,646 = 1,015,646 : x
2. Step 2: Convert to fraction form
   647,442.50/1,015,646 = 1,015,646/x
3. Step 3: Cross multiply
   647,442.50x = 1,015,646 × 1,015,646
4. Step 4: Simplify right side
   647,442.50x = 1,031,536,797,316
5. Step 5: Solve for x
   x = 1,031,536,797,316/647,442.50
6. Step 6: Final answer
   x = 1,593,248.51