Finding the Third Proportional to 134,264,910 and 207,328,510

Step by Step Solution

1. Step 1: Write the proportion equation
   134,264,910 : 207,328,510 = 207,328,510 : x
2. Step 2: Convert to fraction form
   134,264,910/207,328,510 = 207,328,510/x
3. Step 3: Cross multiply
   134,264,910x = 207,328,510 × 207,328,510
4. Step 4: Simplify right side
   134,264,910x = 42,985,111,058,820,096
5. Step 5: Solve for x
   x = 42,985,111,058,820,096/134,264,910
6. Step 6: Final answer
   x = 320,151,490.50