Finding the Third Proportional to 9,923,850 and 21,368,315

Step by Step Solution

1. Step 1: Write the proportion equation
   9,923,850 : 21,368,315 = 21,368,315 : x
2. Step 2: Convert to fraction form
   9,923,850/21,368,315 = 21,368,315/x
3. Step 3: Cross multiply
   9,923,850x = 21,368,315 × 21,368,315
4. Step 4: Simplify right side
   9,923,850x = 456,604,885,939,225
5. Step 5: Solve for x
   x = 456,604,885,939,225/9,923,850
6. Step 6: Final answer
   x = 46,010,861.30