Finding the Third Proportional to 642,184 and 1,000,046

Step by Step Solution

1. Step 1: Write the proportion equation
   642,184 : 1,000,046 = 1,000,046 : x
2. Step 2: Convert to fraction form
   642,184/1,000,046 = 1,000,046/x
3. Step 3: Cross multiply
   642,184x = 1,000,046 × 1,000,046
4. Step 4: Simplify right side
   642,184x = 1,000,092,002,116
5. Step 5: Solve for x
   x = 1,000,092,002,116/642,184
6. Step 6: Final answer
   x = 1,557,329.37