Finding the Third Proportional to 1,089,864 and 1,635,160

Step by Step Solution

1. Step 1: Write the proportion equation
   1,089,864 : 1,635,160 = 1,635,160 : x
2. Step 2: Convert to fraction form
   1,089,864/1,635,160 = 1,635,160/x
3. Step 3: Cross multiply
   1,089,864x = 1,635,160 × 1,635,160
4. Step 4: Simplify right side
   1,089,864x = 2,673,748,225,600
5. Step 5: Solve for x
   x = 2,673,748,225,600/1,089,864
6. Step 6: Final answer
   x = 2,453,286.12