Finding the Third Proportional to 1,868,432 and 4,085,848

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,432 : 4,085,848 = 4,085,848 : x
2. Step 2: Convert to fraction form
   1,868,432/4,085,848 = 4,085,848/x
3. Step 3: Cross multiply
   1,868,432x = 4,085,848 × 4,085,848
4. Step 4: Simplify right side
   1,868,432x = 16,694,153,879,104
5. Step 5: Solve for x
   x = 16,694,153,879,104/1,868,432
6. Step 6: Final answer
   x = 8,934,846.91