Finding the Third Proportional to 1,976,910 and 4,316,315

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976,910 : 4,316,315 = 4,316,315 : x
2. Step 2: Convert to fraction form
   1,976,910/4,316,315 = 4,316,315/x
3. Step 3: Cross multiply
   1,976,910x = 4,316,315 × 4,316,315
4. Step 4: Simplify right side
   1,976,910x = 18,630,575,179,225
5. Step 5: Solve for x
   x = 18,630,575,179,225/1,976,910
6. Step 6: Final answer
   x = 9,424,088.69