Finding the Third Proportional to 1,858,274 and 2,813,124

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858,274 : 2,813,124 = 2,813,124 : x
2. Step 2: Convert to fraction form
   1,858,274/2,813,124 = 2,813,124/x
3. Step 3: Cross multiply
   1,858,274x = 2,813,124 × 2,813,124
4. Step 4: Simplify right side
   1,858,274x = 7,913,666,639,376
5. Step 5: Solve for x
   x = 7,913,666,639,376/1,858,274
6. Step 6: Final answer
   x = 4,258,611.29