Finding the Third Proportional to 7,782,848 and 12,433,088

Step by Step Solution

1. Step 1: Write the proportion equation
   7,782,848 : 12,433,088 = 12,433,088 : x
2. Step 2: Convert to fraction form
   7,782,848/12,433,088 = 12,433,088/x
3. Step 3: Cross multiply
   7,782,848x = 12,433,088 × 12,433,088
4. Step 4: Simplify right side
   7,782,848x = 154,581,677,215,744
5. Step 5: Solve for x
   x = 154,581,677,215,744/7,782,848
6. Step 6: Final answer
   x = 19,861,839.42