Finding the Third Proportional to 1,053,272 and 1,505,136

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,272 : 1,505,136 = 1,505,136 : x
2. Step 2: Convert to fraction form
   1,053,272/1,505,136 = 1,505,136/x
3. Step 3: Cross multiply
   1,053,272x = 1,505,136 × 1,505,136
4. Step 4: Simplify right side
   1,053,272x = 2,265,434,378,496
5. Step 5: Solve for x
   x = 2,265,434,378,496/1,053,272
6. Step 6: Final answer
   x = 2,150,854.08