Finding the Third Proportional to 926,288 and 1,385,536

Step by Step Solution

1. Step 1: Write the proportion equation
   926,288 : 1,385,536 = 1,385,536 : x
2. Step 2: Convert to fraction form
   926,288/1,385,536 = 1,385,536/x
3. Step 3: Cross multiply
   926,288x = 1,385,536 × 1,385,536
4. Step 4: Simplify right side
   926,288x = 1,919,710,007,296
5. Step 5: Solve for x
   x = 1,919,710,007,296/926,288
6. Step 6: Final answer
   x = 2,072,476.39