Finding the Third Proportional to 2,129,953 and 3,217,106

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,953 : 3,217,106 = 3,217,106 : x
2. Step 2: Convert to fraction form
   2,129,953/3,217,106 = 3,217,106/x
3. Step 3: Cross multiply
   2,129,953x = 3,217,106 × 3,217,106
4. Step 4: Simplify right side
   2,129,953x = 10,349,771,015,236
5. Step 5: Solve for x
   x = 10,349,771,015,236/2,129,953
6. Step 6: Final answer
   x = 4,859,154.65