Finding the Third Proportional to 911,780 and 1,984,106

Step by Step Solution

1. Step 1: Write the proportion equation
   911,780 : 1,984,106 = 1,984,106 : x
2. Step 2: Convert to fraction form
   911,780/1,984,106 = 1,984,106/x
3. Step 3: Cross multiply
   911,780x = 1,984,106 × 1,984,106
4. Step 4: Simplify right side
   911,780x = 3,936,676,619,236
5. Step 5: Solve for x
   x = 3,936,676,619,236/911,780
6. Step 6: Final answer
   x = 4,317,572.90