Finding the Third Proportional to 2,117,168 and 4,127,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,168 : 4,127,424 = 4,127,424 : x
2. Step 2: Convert to fraction form
   2,117,168/4,127,424 = 4,127,424/x
3. Step 3: Cross multiply
   2,117,168x = 4,127,424 × 4,127,424
4. Step 4: Simplify right side
   2,117,168x = 17,035,628,875,776
5. Step 5: Solve for x
   x = 17,035,628,875,776/2,117,168
6. Step 6: Final answer
   x = 8,046,422.80