Finding the Third Proportional to 1,780,858 and 2,761,113

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780,858 : 2,761,113 = 2,761,113 : x
2. Step 2: Convert to fraction form
   1,780,858/2,761,113 = 2,761,113/x
3. Step 3: Cross multiply
   1,780,858x = 2,761,113 × 2,761,113
4. Step 4: Simplify right side
   1,780,858x = 7,623,744,998,769
5. Step 5: Solve for x
   x = 7,623,744,998,769/1,780,858
6. Step 6: Final answer
   x = 4,280,939.30