Finding the Third Proportional to 1,456,312 and 2,184,468

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,312 : 2,184,468 = 2,184,468 : x
2. Step 2: Convert to fraction form
   1,456,312/2,184,468 = 2,184,468/x
3. Step 3: Cross multiply
   1,456,312x = 2,184,468 × 2,184,468
4. Step 4: Simplify right side
   1,456,312x = 4,771,900,443,024
5. Step 5: Solve for x
   x = 4,771,900,443,024/1,456,312
6. Step 6: Final answer
   x = 3,276,702