Finding the Third Proportional to 1,456,309 and 2,184,465

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,309 : 2,184,465 = 2,184,465 : x
2. Step 2: Convert to fraction form
   1,456,309/2,184,465 = 2,184,465/x
3. Step 3: Cross multiply
   1,456,309x = 2,184,465 × 2,184,465
4. Step 4: Simplify right side
   1,456,309x = 4,771,887,336,225
5. Step 5: Solve for x
   x = 4,771,887,336,225/1,456,309
6. Step 6: Final answer
   x = 3,276,699.75