Finding the Third Proportional to 12,209,208 and 25,423,170

Step by Step Solution

1. Step 1: Write the proportion equation
   12,209,208 : 25,423,170 = 25,423,170 : x
2. Step 2: Convert to fraction form
   12,209,208/25,423,170 = 25,423,170/x
3. Step 3: Cross multiply
   12,209,208x = 25,423,170 × 25,423,170
4. Step 4: Simplify right side
   12,209,208x = 646,337,572,848,900
5. Step 5: Solve for x
   x = 646,337,572,848,900/12,209,208
6. Step 6: Final answer
   x = 52,938,534.00