Finding the Third Proportional to 819,796 and 1,781,432

Step by Step Solution

1. Step 1: Write the proportion equation
   819,796 : 1,781,432 = 1,781,432 : x
2. Step 2: Convert to fraction form
   819,796/1,781,432 = 1,781,432/x
3. Step 3: Cross multiply
   819,796x = 1,781,432 × 1,781,432
4. Step 4: Simplify right side
   819,796x = 3,173,499,970,624
5. Step 5: Solve for x
   x = 3,173,499,970,624/819,796
6. Step 6: Final answer
   x = 3,871,084.97