Finding the Third Proportional to 4,819,612 and 10,432,688

Step by Step Solution

1. Step 1: Write the proportion equation
   4,819,612 : 10,432,688 = 10,432,688 : x
2. Step 2: Convert to fraction form
   4,819,612/10,432,688 = 10,432,688/x
3. Step 3: Cross multiply
   4,819,612x = 10,432,688 × 10,432,688
4. Step 4: Simplify right side
   4,819,612x = 108,840,978,905,344
5. Step 5: Solve for x
   x = 108,840,978,905,344/4,819,612
6. Step 6: Final answer
   x = 22,582,933.83