Finding the Third Proportional to 12,356,174 and 25,734,992

Step by Step Solution

1. Step 1: Write the proportion equation
   12,356,174 : 25,734,992 = 25,734,992 : x
2. Step 2: Convert to fraction form
   12,356,174/25,734,992 = 25,734,992/x
3. Step 3: Cross multiply
   12,356,174x = 25,734,992 × 25,734,992
4. Step 4: Simplify right side
   12,356,174x = 662,289,813,240,064
5. Step 5: Solve for x
   x = 662,289,813,240,064/12,356,174
6. Step 6: Final answer
   x = 53,599,909.91