Finding the Third Proportional to 16,211,746 and 25,299,123

Step by Step Solution

1. Step 1: Write the proportion equation
   16,211,746 : 25,299,123 = 25,299,123 : x
2. Step 2: Convert to fraction form
   16,211,746/25,299,123 = 25,299,123/x
3. Step 3: Cross multiply
   16,211,746x = 25,299,123 × 25,299,123
4. Step 4: Simplify right side
   16,211,746x = 640,045,624,569,129
5. Step 5: Solve for x
   x = 640,045,624,569,129/16,211,746
6. Step 6: Final answer
   x = 39,480,363.47