Finding the Third Proportional to 519,982 and 1,139,229

Step by Step Solution

1. Step 1: Write the proportion equation
   519,982 : 1,139,229 = 1,139,229 : x
2. Step 2: Convert to fraction form
   519,982/1,139,229 = 1,139,229/x
3. Step 3: Cross multiply
   519,982x = 1,139,229 × 1,139,229
4. Step 4: Simplify right side
   519,982x = 1,297,842,714,441
5. Step 5: Solve for x
   x = 1,297,842,714,441/519,982
6. Step 6: Final answer
   x = 2,495,937.77