Finding the Third Proportional to 2,130,692 and 2,870,710

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,692 : 2,870,710 = 2,870,710 : x
2. Step 2: Convert to fraction form
   2,130,692/2,870,710 = 2,870,710/x
3. Step 3: Cross multiply
   2,130,692x = 2,870,710 × 2,870,710
4. Step 4: Simplify right side
   2,130,692x = 8,240,975,904,100
5. Step 5: Solve for x
   x = 8,240,975,904,100/2,130,692
6. Step 6: Final answer
   x = 3,867,746.21