Finding the Third Proportional to 146,614,117 and 215,128,323

Step by Step Solution

1. Step 1: Write the proportion equation
   146,614,117 : 215,128,323 = 215,128,323 : x
2. Step 2: Convert to fraction form
   146,614,117/215,128,323 = 215,128,323/x
3. Step 3: Cross multiply
   146,614,117x = 215,128,323 × 215,128,323
4. Step 4: Simplify right side
   146,614,117x = 46,280,195,356,792,328
5. Step 5: Solve for x
   x = 46,280,195,356,792,328/146,614,117
6. Step 6: Final answer
   x = 315,659,885.31