Finding the Third Proportional to 72,558,528 and 157,871,156

Step by Step Solution

1. Step 1: Write the proportion equation
   72,558,528 : 157,871,156 = 157,871,156 : x
2. Step 2: Convert to fraction form
   72,558,528/157,871,156 = 157,871,156/x
3. Step 3: Cross multiply
   72,558,528x = 157,871,156 × 157,871,156
4. Step 4: Simplify right side
   72,558,528x = 24,923,301,896,776,336
5. Step 5: Solve for x
   x = 24,923,301,896,776,336/72,558,528
6. Step 6: Final answer
   x = 343,492,385.85