Finding the Third Proportional to 5,672,446 and 12,142,236

Step by Step Solution

1. Step 1: Write the proportion equation
   5,672,446 : 12,142,236 = 12,142,236 : x
2. Step 2: Convert to fraction form
   5,672,446/12,142,236 = 12,142,236/x
3. Step 3: Cross multiply
   5,672,446x = 12,142,236 × 12,142,236
4. Step 4: Simplify right side
   5,672,446x = 147,433,895,079,696
5. Step 5: Solve for x
   x = 147,433,895,079,696/5,672,446
6. Step 6: Final answer
   x = 25,991,238.19