Finding the Third Proportional to 7,837,433 and 12,105,607

Step by Step Solution

1. Step 1: Write the proportion equation
   7,837,433 : 12,105,607 = 12,105,607 : x
2. Step 2: Convert to fraction form
   7,837,433/12,105,607 = 12,105,607/x
3. Step 3: Cross multiply
   7,837,433x = 12,105,607 × 12,105,607
4. Step 4: Simplify right side
   7,837,433x = 146,545,720,838,449
5. Step 5: Solve for x
   x = 146,545,720,838,449/7,837,433
6. Step 6: Final answer
   x = 18,698,178.45