Finding the Third Proportional to 2,130,030 and 3,217,221

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,030 : 3,217,221 = 3,217,221 : x
2. Step 2: Convert to fraction form
   2,130,030/3,217,221 = 3,217,221/x
3. Step 3: Cross multiply
   2,130,030x = 3,217,221 × 3,217,221
4. Step 4: Simplify right side
   2,130,030x = 10,350,510,962,841
5. Step 5: Solve for x
   x = 10,350,510,962,841/2,130,030
6. Step 6: Final answer
   x = 4,859,326.38