Finding the Third Proportional to 2,169,814 and 4,725,370

Step by Step Solution

1. Step 1: Write the proportion equation
   2,169,814 : 4,725,370 = 4,725,370 : x
2. Step 2: Convert to fraction form
   2,169,814/4,725,370 = 4,725,370/x
3. Step 3: Cross multiply
   2,169,814x = 4,725,370 × 4,725,370
4. Step 4: Simplify right side
   2,169,814x = 22,329,121,636,900
5. Step 5: Solve for x
   x = 22,329,121,636,900/2,169,814
6. Step 6: Final answer
   x = 10,290,799.87