Finding the Third Proportional to 16,364,918 and 34,455,136

Step by Step Solution

1. Step 1: Write the proportion equation
   16,364,918 : 34,455,136 = 34,455,136 : x
2. Step 2: Convert to fraction form
   16,364,918/34,455,136 = 34,455,136/x
3. Step 3: Cross multiply
   16,364,918x = 34,455,136 × 34,455,136
4. Step 4: Simplify right side
   16,364,918x = 1,187,156,396,778,496
5. Step 5: Solve for x
   x = 1,187,156,396,778,496/16,364,918
6. Step 6: Final answer
   x = 72,542,764.76