Finding the Third Proportional to 111,693,869 and 243,498,916

Step by Step Solution

1. Step 1: Write the proportion equation
   111,693,869 : 243,498,916 = 243,498,916 : x
2. Step 2: Convert to fraction form
   111,693,869/243,498,916 = 243,498,916/x
3. Step 3: Cross multiply
   111,693,869x = 243,498,916 × 243,498,916
4. Step 4: Simplify right side
   111,693,869x = 59,291,722,093,175,056
5. Step 5: Solve for x
   x = 59,291,722,093,175,056/111,693,869
6. Step 6: Final answer
   x = 530,841,331.08