Finding the Third Proportional to 116,699,892 and 253,949,160

Step by Step Solution

1. Step 1: Write the proportion equation
   116,699,892 : 253,949,160 = 253,949,160 : x
2. Step 2: Convert to fraction form
   116,699,892/253,949,160 = 253,949,160/x
3. Step 3: Cross multiply
   116,699,892x = 253,949,160 × 253,949,160
4. Step 4: Simplify right side
   116,699,892x = 64,490,175,864,705,600
5. Step 5: Solve for x
   x = 64,490,175,864,705,600/116,699,892
6. Step 6: Final answer
   x = 552,615,557.39