Finding the Third Proportional to 113,563,761 and 247,056,564

Step by Step Solution

1. Step 1: Write the proportion equation
   113,563,761 : 247,056,564 = 247,056,564 : x
2. Step 2: Convert to fraction form
   113,563,761/247,056,564 = 247,056,564/x
3. Step 3: Cross multiply
   113,563,761x = 247,056,564 × 247,056,564
4. Step 4: Simplify right side
   113,563,761x = 61,036,945,815,486,096
5. Step 5: Solve for x
   x = 61,036,945,815,486,096/113,563,761
6. Step 6: Final answer
   x = 537,468,513.53