Finding the Third Proportional to 143,553,002 and 314,898,136

Step by Step Solution

1. Step 1: Write the proportion equation
   143,553,002 : 314,898,136 = 314,898,136 : x
2. Step 2: Convert to fraction form
   143,553,002/314,898,136 = 314,898,136/x
3. Step 3: Cross multiply
   143,553,002x = 314,898,136 × 314,898,136
4. Step 4: Simplify right side
   143,553,002x = 99,160,836,056,274,496
5. Step 5: Solve for x
   x = 99,160,836,056,274,496/143,553,002
6. Step 6: Final answer
   x = 690,761,145.19