Finding the Third Proportional to 259,367,072 and 555,802,156

Step by Step Solution

1. Step 1: Write the proportion equation
   259,367,072 : 555,802,156 = 555,802,156 : x
2. Step 2: Convert to fraction form
   259,367,072/555,802,156 = 555,802,156/x
3. Step 3: Cross multiply
   259,367,072x = 555,802,156 × 555,802,156
4. Step 4: Simplify right side
   259,367,072x = 308,916,036,614,248,320
5. Step 5: Solve for x
   x = 308,916,036,614,248,320/259,367,072
6. Step 6: Final answer
   x = 1,191,037,991.96