Finding the Third Proportional to 2,807,686 and 4,521,599

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807,686 : 4,521,599 = 4,521,599 : x
2. Step 2: Convert to fraction form
   2,807,686/4,521,599 = 4,521,599/x
3. Step 3: Cross multiply
   2,807,686x = 4,521,599 × 4,521,599
4. Step 4: Simplify right side
   2,807,686x = 20,444,857,516,801
5. Step 5: Solve for x
   x = 20,444,857,516,801/2,807,686
6. Step 6: Final answer
   x = 7,281,746.43