Finding the Third Proportional to 841,420 and 1,846,136

Step by Step Solution

1. Step 1: Write the proportion equation
   841,420 : 1,846,136 = 1,846,136 : x
2. Step 2: Convert to fraction form
   841,420/1,846,136 = 1,846,136/x
3. Step 3: Cross multiply
   841,420x = 1,846,136 × 1,846,136
4. Step 4: Simplify right side
   841,420x = 3,408,218,130,496
5. Step 5: Solve for x
   x = 3,408,218,130,496/841,420
6. Step 6: Final answer
   x = 4,050,555.17