Finding the Third Proportional to 875,432 and 1,881,643

Step by Step Solution

1. Step 1: Write the proportion equation
   875,432 : 1,881,643 = 1,881,643 : x
2. Step 2: Convert to fraction form
   875,432/1,881,643 = 1,881,643/x
3. Step 3: Cross multiply
   875,432x = 1,881,643 × 1,881,643
4. Step 4: Simplify right side
   875,432x = 3,540,580,379,449
5. Step 5: Solve for x
   x = 3,540,580,379,449/875,432
6. Step 6: Final answer
   x = 4,044,380.81