Finding the Third Proportional to 855,060 and 1,847,172

Step by Step Solution

1. Step 1: Write the proportion equation
   855,060 : 1,847,172 = 1,847,172 : x
2. Step 2: Convert to fraction form
   855,060/1,847,172 = 1,847,172/x
3. Step 3: Cross multiply
   855,060x = 1,847,172 × 1,847,172
4. Step 4: Simplify right side
   855,060x = 3,412,044,397,584
5. Step 5: Solve for x
   x = 3,412,044,397,584/855,060
6. Step 6: Final answer
   x = 3,990,415.17