Finding the Third Proportional to 1,858,276 and 2,813,127

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858,276 : 2,813,127 = 2,813,127 : x
2. Step 2: Convert to fraction form
   1,858,276/2,813,127 = 2,813,127/x
3. Step 3: Cross multiply
   1,858,276x = 2,813,127 × 2,813,127
4. Step 4: Simplify right side
   1,858,276x = 7,913,683,518,129
5. Step 5: Solve for x
   x = 7,913,683,518,129/1,858,276
6. Step 6: Final answer
   x = 4,258,615.79