Finding the Third Proportional to 891,388 and 1,341,320

Step by Step Solution

1. Step 1: Write the proportion equation
   891,388 : 1,341,320 = 1,341,320 : x
2. Step 2: Convert to fraction form
   891,388/1,341,320 = 1,341,320/x
3. Step 3: Cross multiply
   891,388x = 1,341,320 × 1,341,320
4. Step 4: Simplify right side
   891,388x = 1,799,139,342,400
5. Step 5: Solve for x
   x = 1,799,139,342,400/891,388
6. Step 6: Final answer
   x = 2,018,357.15