Finding the Third Proportional to 72,558,507 and 157,871,112

Step by Step Solution

1. Step 1: Write the proportion equation
   72,558,507 : 157,871,112 = 157,871,112 : x
2. Step 2: Convert to fraction form
   72,558,507/157,871,112 = 157,871,112/x
3. Step 3: Cross multiply
   72,558,507x = 157,871,112 × 157,871,112
4. Step 4: Simplify right side
   72,558,507x = 24,923,288,004,116,544
5. Step 5: Solve for x
   x = 24,923,288,004,116,544/72,558,507
6. Step 6: Final answer
   x = 343,492,293.80