Finding the Third Proportional to 543,719.50 and 1,279,383

Step by Step Solution

1. Step 1: Write the proportion equation
   543,719.50 : 1,279,383 = 1,279,383 : x
2. Step 2: Convert to fraction form
   543,719.50/1,279,383 = 1,279,383/x
3. Step 3: Cross multiply
   543,719.50x = 1,279,383 × 1,279,383
4. Step 4: Simplify right side
   543,719.50x = 1,636,820,860,689
5. Step 5: Solve for x
   x = 1,636,820,860,689/543,719.50
6. Step 6: Final answer
   x = 3,010,414.12