Finding the Third Proportional to 2,209,006.69 and 4,685,419.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,006.69 : 4,685,419.69 = 4,685,419.69 : x
2. Step 2: Convert to fraction form
   2,209,006.69/4,685,419.69 = 4,685,419.69/x
3. Step 3: Cross multiply
   2,209,006.69x = 4,685,419.69 × 4,685,419.69
4. Step 4: Simplify right side
   2,209,006.69x = 21,953,157,648,012.60
5. Step 5: Solve for x
   x = 21,953,157,648,012.60/2,209,006.69
6. Step 6: Final answer
   x = 9,938,022.27