Finding the Third Proportional to 12,385,536 and 25,900,383

Step by Step Solution

1. Step 1: Write the proportion equation
   12,385,536 : 25,900,383 = 25,900,383 : x
2. Step 2: Convert to fraction form
   12,385,536/25,900,383 = 25,900,383/x
3. Step 3: Cross multiply
   12,385,536x = 25,900,383 × 25,900,383
4. Step 4: Simplify right side
   12,385,536x = 670,829,839,546,689
5. Step 5: Solve for x
   x = 670,829,839,546,689/12,385,536
6. Step 6: Final answer
   x = 54,162,358.38