Finding the Third Proportional to 887,908 and 1,917,688

Step by Step Solution

1. Step 1: Write the proportion equation
   887,908 : 1,917,688 = 1,917,688 : x
2. Step 2: Convert to fraction form
   887,908/1,917,688 = 1,917,688/x
3. Step 3: Cross multiply
   887,908x = 1,917,688 × 1,917,688
4. Step 4: Simplify right side
   887,908x = 3,677,527,265,344
5. Step 5: Solve for x
   x = 3,677,527,265,344/887,908
6. Step 6: Final answer
   x = 4,141,788.64