Finding the Third Proportional to 900,270 and 1,393,536

Step by Step Solution

1. Step 1: Write the proportion equation
   900,270 : 1,393,536 = 1,393,536 : x
2. Step 2: Convert to fraction form
   900,270/1,393,536 = 1,393,536/x
3. Step 3: Cross multiply
   900,270x = 1,393,536 × 1,393,536
4. Step 4: Simplify right side
   900,270x = 1,941,942,583,296
5. Step 5: Solve for x
   x = 1,941,942,583,296/900,270
6. Step 6: Final answer
   x = 2,157,066.86