Finding the Third Proportional to 1,021,440 and 1,546,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,440 : 1,546,380 = 1,546,380 : x
2. Step 2: Convert to fraction form
   1,021,440/1,546,380 = 1,546,380/x
3. Step 3: Cross multiply
   1,021,440x = 1,546,380 × 1,546,380
4. Step 4: Simplify right side
   1,021,440x = 2,391,291,104,400
5. Step 5: Solve for x
   x = 2,391,291,104,400/1,021,440
6. Step 6: Final answer
   x = 2,341,097.96