Finding the Third Proportional to 874,272 and 1,919,808

Step by Step Solution

1. Step 1: Write the proportion equation
   874,272 : 1,919,808 = 1,919,808 : x
2. Step 2: Convert to fraction form
   874,272/1,919,808 = 1,919,808/x
3. Step 3: Cross multiply
   874,272x = 1,919,808 × 1,919,808
4. Step 4: Simplify right side
   874,272x = 3,685,662,756,864
5. Step 5: Solve for x
   x = 3,685,662,756,864/874,272
6. Step 6: Final answer
   x = 4,215,693.46