Finding the Third Proportional to 229,698,018 and 353,062,323

Step by Step Solution

1. Step 1: Write the proportion equation
   229,698,018 : 353,062,323 = 353,062,323 : x
2. Step 2: Convert to fraction form
   229,698,018/353,062,323 = 353,062,323/x
3. Step 3: Cross multiply
   229,698,018x = 353,062,323 × 353,062,323
4. Step 4: Simplify right side
   229,698,018x = 124,653,003,922,156,336
5. Step 5: Solve for x
   x = 124,653,003,922,156,336/229,698,018
6. Step 6: Final answer
   x = 542,682,105.00