Finding the Third Proportional to 65,096,840 and 139,253,813

Step by Step Solution

1. Step 1: Write the proportion equation
   65,096,840 : 139,253,813 = 139,253,813 : x
2. Step 2: Convert to fraction form
   65,096,840/139,253,813 = 139,253,813/x
3. Step 3: Cross multiply
   65,096,840x = 139,253,813 × 139,253,813
4. Step 4: Simplify right side
   65,096,840x = 19,391,624,435,038,968
5. Step 5: Solve for x
   x = 19,391,624,435,038,968/65,096,840
6. Step 6: Final answer
   x = 297,888,875.02