Finding the Third Proportional to 65,877,408 and 143,095,380

Step by Step Solution

1. Step 1: Write the proportion equation
   65,877,408 : 143,095,380 = 143,095,380 : x
2. Step 2: Convert to fraction form
   65,877,408/143,095,380 = 143,095,380/x
3. Step 3: Cross multiply
   65,877,408x = 143,095,380 × 143,095,380
4. Step 4: Simplify right side
   65,877,408x = 20,476,287,777,344,400
5. Step 5: Solve for x
   x = 20,476,287,777,344,400/65,877,408
6. Step 6: Final answer
   x = 310,824,126.19