Finding the Third Proportional to 459,840 and 1,002,432

Step by Step Solution

1. Step 1: Write the proportion equation
   459,840 : 1,002,432 = 1,002,432 : x
2. Step 2: Convert to fraction form
   459,840/1,002,432 = 1,002,432/x
3. Step 3: Cross multiply
   459,840x = 1,002,432 × 1,002,432
4. Step 4: Simplify right side
   459,840x = 1,004,869,914,624
5. Step 5: Solve for x
   x = 1,004,869,914,624/459,840
6. Step 6: Final answer
   x = 2,185,259.90