Finding the Third Proportional to 519,688 and 1,122,272

Step by Step Solution

1. Step 1: Write the proportion equation
   519,688 : 1,122,272 = 1,122,272 : x
2. Step 2: Convert to fraction form
   519,688/1,122,272 = 1,122,272/x
3. Step 3: Cross multiply
   519,688x = 1,122,272 × 1,122,272
4. Step 4: Simplify right side
   519,688x = 1,259,494,441,984
5. Step 5: Solve for x
   x = 1,259,494,441,984/519,688
6. Step 6: Final answer
   x = 2,423,558.83