Finding the Third Proportional to 72,558,510 and 157,871,118

Step by Step Solution

1. Step 1: Write the proportion equation
   72,558,510 : 157,871,118 = 157,871,118 : x
2. Step 2: Convert to fraction form
   72,558,510/157,871,118 = 157,871,118/x
3. Step 3: Cross multiply
   72,558,510x = 157,871,118 × 157,871,118
4. Step 4: Simplify right side
   72,558,510x = 24,923,289,898,569,924
5. Step 5: Solve for x
   x = 24,923,289,898,569,924/72,558,510
6. Step 6: Final answer
   x = 343,492,305.71