Finding the Third Proportional to 550,561.50 and 833,436

Step by Step Solution

1. Step 1: Write the proportion equation
   550,561.50 : 833,436 = 833,436 : x
2. Step 2: Convert to fraction form
   550,561.50/833,436 = 833,436/x
3. Step 3: Cross multiply
   550,561.50x = 833,436 × 833,436
4. Step 4: Simplify right side
   550,561.50x = 694,615,566,096
5. Step 5: Solve for x
   x = 694,615,566,096/550,561.50
6. Step 6: Final answer
   x = 1,261,649.36