Finding the Third Proportional to 1,055,420 and 1,635,258

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,420 : 1,635,258 = 1,635,258 : x
2. Step 2: Convert to fraction form
   1,055,420/1,635,258 = 1,635,258/x
3. Step 3: Cross multiply
   1,055,420x = 1,635,258 × 1,635,258
4. Step 4: Simplify right side
   1,055,420x = 2,674,068,726,564
5. Step 5: Solve for x
   x = 2,674,068,726,564/1,055,420
6. Step 6: Final answer
   x = 2,533,653.64