Finding the Third Proportional to 7,856,672 and 12,262,526

Step by Step Solution

1. Step 1: Write the proportion equation
   7,856,672 : 12,262,526 = 12,262,526 : x
2. Step 2: Convert to fraction form
   7,856,672/12,262,526 = 12,262,526/x
3. Step 3: Cross multiply
   7,856,672x = 12,262,526 × 12,262,526
4. Step 4: Simplify right side
   7,856,672x = 150,369,543,900,676
5. Step 5: Solve for x
   x = 150,369,543,900,676/7,856,672
6. Step 6: Final answer
   x = 19,139,088.90