Finding the Third Proportional to 837,100 and 1,813,280

Step by Step Solution

1. Step 1: Write the proportion equation
   837,100 : 1,813,280 = 1,813,280 : x
2. Step 2: Convert to fraction form
   837,100/1,813,280 = 1,813,280/x
3. Step 3: Cross multiply
   837,100x = 1,813,280 × 1,813,280
4. Step 4: Simplify right side
   837,100x = 3,287,984,358,400
5. Step 5: Solve for x
   x = 3,287,984,358,400/837,100
6. Step 6: Final answer
   x = 3,927,827.45