Finding the Third Proportional to 2,102,210 and 2,912,145

Step by Step Solution

1. Step 1: Write the proportion equation
   2,102,210 : 2,912,145 = 2,912,145 : x
2. Step 2: Convert to fraction form
   2,102,210/2,912,145 = 2,912,145/x
3. Step 3: Cross multiply
   2,102,210x = 2,912,145 × 2,912,145
4. Step 4: Simplify right side
   2,102,210x = 8,480,588,501,025
5. Step 5: Solve for x
   x = 8,480,588,501,025/2,102,210
6. Step 6: Final answer
   x = 4,034,130.04