Finding the Third Proportional to 136,263,144 and 298,907,124

Step by Step Solution

1. Step 1: Write the proportion equation
   136,263,144 : 298,907,124 = 298,907,124 : x
2. Step 2: Convert to fraction form
   136,263,144/298,907,124 = 298,907,124/x
3. Step 3: Cross multiply
   136,263,144x = 298,907,124 × 298,907,124
4. Step 4: Simplify right side
   136,263,144x = 89,345,468,777,951,376
5. Step 5: Solve for x
   x = 89,345,468,777,951,376/136,263,144
6. Step 6: Final answer
   x = 655,683,306.25