Finding the Third Proportional to 1,621,549 and 3,753,463

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621,549 : 3,753,463 = 3,753,463 : x
2. Step 2: Convert to fraction form
   1,621,549/3,753,463 = 3,753,463/x
3. Step 3: Cross multiply
   1,621,549x = 3,753,463 × 3,753,463
4. Step 4: Simplify right side
   1,621,549x = 14,088,484,492,369
5. Step 5: Solve for x
   x = 14,088,484,492,369/1,621,549
6. Step 6: Final answer
   x = 8,688,287.86